:root {
  --bg:           #faf7f7;
  --bg-2:         #f3ecec;
  --bg-3:         #ece3e3;
  --ink:          #171a26;
  --grey:         #5b6375;

  --cherry:       #ba0000;
  --cherry-dark:  #7e0000;
  --cherry-light: #d92b2b;

  --neon:         #ba0000;
  --neon-soft:    #d92b2b;
  --navy:         #7e0000;

  --grad-main:   linear-gradient(135deg, var(--cherry-light) 0%, var(--cherry) 50%, var(--cherry-dark) 100%);
  --grad-cherry: linear-gradient(135deg, var(--cherry-light), var(--cherry));
  --grad-blue:   linear-gradient(135deg, var(--neon-soft), var(--navy));

  --glass-bg:     rgba(255, 255, 255, 0.62);
  --glass-border: rgba(23, 26, 38, 0.09);
  --glow-blue:    0 0 22px rgba(186, 0, 0, 0.28);
  --glow-cherry:  0 0 22px rgba(186, 0, 0, 0.24);
  --shadow-soft:  0 12px 34px rgba(23, 26, 38, 0.08);

  --font-title: 'Orbitron', sans-serif;
  --font-body:  'Rajdhani', sans-serif;
  --font-mono:  'Share Tech Mono', monospace;

  --header-h: 76px;
  --radius: 18px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font-body);
  font-size: 1.06rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  overflow-x: hidden;
  transition: background 0.4s ease, color 0.4s ease;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

::selection { background: var(--neon); color: #fff; }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-2); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--cherry-light), var(--cherry-dark));
  border-radius: 10px;
}

.container {
  width: min(1180px, 92%);
  margin-inline: auto;
}

.accent-blue   { color: var(--neon); }
.accent-cherry { color: var(--cherry); }

.gradient-text {
  background: var(--grad-main);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 22px;
  transition: opacity 0.6s ease, visibility 0.6s;
}
.preloader.hidden { opacity: 0; visibility: hidden; }

.preloader-inner { position: relative; width: 110px; height: 110px; }

.preloader-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 3px solid transparent;
  border-top-color: var(--cherry);
  border-bottom-color: var(--cherry-dark);
  animation: spin 1s linear infinite;
  box-shadow: var(--glow-blue);
}

.preloader-text {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-title);
  font-weight: 900;
  font-size: 1.4rem;
  letter-spacing: 2px;
  background: var(--grad-main);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.preloader-sub {
  font-family: var(--font-mono);
  color: var(--grey);
  font-size: 0.9rem;
  letter-spacing: 1px;
}
.preloader-sub .dots { animation: blink 1s steps(1) infinite; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes blink { 50% { opacity: 0; } }

#particles-canvas {
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
}

.cyber-grid {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(126, 0, 0, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(126, 0, 0, 0.07) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 30%, transparent 100%);
  animation: grid-move 14s linear infinite;
}
@keyframes grid-move {
  to { background-position: 52px 52px, 52px 52px; }
}

.ambient-glow {
  position: fixed;
  z-index: -2;
  width: 55vw;
  height: 55vw;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.14;
  pointer-events: none;
  animation: glow-drift 18s ease-in-out infinite alternate;
}
.glow-blue   { top: -18%; left: -12%; background: var(--neon-soft); }
.glow-cherry { bottom: -22%; right: -14%; background: var(--cherry-light); animation-delay: -9s; }

@keyframes glow-drift {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(8vw, 6vh) scale(1.15); }
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  transition: background 0.4s, box-shadow 0.4s, border-color 0.4s;
  border-bottom: 1px solid transparent;
}

.header::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cherry), transparent);
  background-size: 35% 100%;
  background-repeat: no-repeat;
  background-position: -60% 0;
  opacity: 0.75;
  animation: nav-scan 4.5s linear infinite;
  pointer-events: none;
}
@keyframes nav-scan {
  from { background-position: -60% 0; }
  to   { background-position: 160% 0; }
}

.header::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(186, 0, 0, 0.45), transparent);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}
.header.scrolled::after { opacity: 1; }

.header.scrolled {
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom-color: var(--glass-border);
  box-shadow: 0 8px 32px rgba(23, 26, 38, 0.10);
}

.nav {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.nav-brand { display: flex; align-items: center; gap: 12px; }

.logo-chip {
  background: #ffffff;
  border-radius: 50%;
  object-fit: contain;
  box-shadow: 0 0 0 2px rgba(186, 0, 0, 0.45),
              0 6px 18px rgba(23, 26, 38, 0.12);
}

.nav-logo {
  width: 50px;
  height: 50px;
  padding: 4px;
}

.nav-brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.nav-brand-text strong {
  font-family: var(--font-title);
  font-size: 1.25rem;
  letter-spacing: 3px;
  color: var(--ink);
}
.nav-brand-text small {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--cherry);
  letter-spacing: 2px;
  text-transform: uppercase;
}
.nav-brand-text small::after {
  content: '_';
  animation: blink 1s steps(1) infinite;
}

.nav-menu {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  flex: 1;
}

.nav-link {
  position: relative;
  font-weight: 600;
  font-size: 1.02rem;
  letter-spacing: 0.5px;
  color: var(--grey);
  transition: color 0.3s;
  padding: 6px 2px;
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--grad-main);
  border-radius: 2px;
  transition: width 0.35s ease;
  box-shadow: var(--glow-blue);
}
.nav-link:hover, .nav-link.active { color: var(--ink); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.theme-toggle {
  position: relative;
  z-index: 1100;
  width: 42px;
  height: 42px;
  margin-left: auto;
  display: grid;
  place-items: center;
  border-radius: 12px;
  border: 1px solid rgba(186, 0, 0, 0.30);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--cherry);
  flex-shrink: 0;
  overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
}
.theme-toggle:hover {
  border-color: var(--cherry);
  box-shadow: var(--glow-cherry);
  transform: translateY(-2px);
}
.theme-toggle svg {
  grid-area: 1 / 1;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.35s;
}
.theme-toggle .icon-sun {
  opacity: 0;
  transform: rotate(90deg) scale(0.4);
}
body.dark .theme-toggle .icon-sun {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}
body.dark .theme-toggle .icon-moon {
  opacity: 0;
  transform: rotate(-90deg) scale(0.4);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  z-index: 1100;
}
.nav-toggle span {
  width: 28px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.35s ease, opacity 0.25s ease;
  box-shadow: 0 0 6px rgba(186, 0, 0, 0.35);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 30px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.02rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.btn:hover { transform: translateY(-3px); }
.btn:active { transform: translateY(-1px); }

.btn-primary {
  background: var(--grad-blue);
  color: #fff;
  box-shadow: 0 8px 26px rgba(126, 0, 0, 0.35);
}
.btn-primary:hover { box-shadow: 0 10px 38px rgba(186, 0, 0, 0.45); }

.btn-cherry {
  background: #ffffff;
  color: var(--cherry);
  border: 1px solid rgba(186, 0, 0, 0.35);
  box-shadow: 0 8px 26px rgba(186, 0, 0, 0.14);
}
.btn-cherry:hover {
  border-color: var(--cherry);
  box-shadow: 0 10px 38px rgba(186, 0, 0, 0.25);
}

.btn-outline {
  border: 1px solid rgba(23, 26, 38, 0.18);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--ink);
}
.btn-outline:hover {
  border-color: var(--neon);
  box-shadow: var(--glow-blue);
  color: var(--neon);
}

.btn-nav {
  padding: 10px 22px;
  font-size: 0.9rem;
  background: #ffffff;
  color: var(--cherry);
  border: 1px solid rgba(186, 0, 0, 0.35);
  box-shadow: 0 6px 18px rgba(186, 0, 0, 0.14);
}
.btn-arrow { transition: transform 0.3s; }
.btn-nav:hover .btn-arrow { transform: translateX(4px); }

.btn-whatsapp {
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: #fff;
  box-shadow: 0 8px 26px rgba(18, 140, 126, 0.35);
}
.btn-whatsapp:hover { box-shadow: 0 10px 38px rgba(37, 211, 102, 0.5); }

.btn-block { width: 100%; }

.btn-glow {
  position: absolute;
  top: 0;
  left: -80%;
  width: 50%;
  height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.45), transparent);
  transform: skewX(-20deg);
  animation: btn-sheen 3.2s ease-in-out infinite;
}
@keyframes btn-sheen {
  0%, 60% { left: -80%; }
  100%    { left: 130%; }
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--header-h) + 40px) 0 80px;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-logo {
  width: 128px;
  height: 128px;
  padding: 10px;
  margin-bottom: 26px;
  box-shadow: 0 0 0 3px rgba(186, 0, 0, 0.5),
              0 0 34px rgba(186, 0, 0, 0.30),
              0 14px 40px rgba(23, 26, 38, 0.14);
  animation: logo-float 5s ease-in-out infinite;
}
@keyframes logo-float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 22px;
  border-radius: 50px;
  border: 1px solid rgba(186, 0, 0, 0.35);
  background: rgba(186, 0, 0, 0.07);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-size: 0.88rem;
  color: var(--cherry);
  box-shadow: 0 6px 18px rgba(186, 0, 0, 0.12);
}

.hero-topline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 22px;
  margin-bottom: 28px;
}

.badge-pulse {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cherry);
  position: relative;
}
.badge-pulse::after {
  content: '';
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 1px solid var(--cherry);
  animation: pulse-ring 1.6s ease-out infinite;
}
@keyframes pulse-ring {
  from { transform: scale(0.6); opacity: 1; }
  to   { transform: scale(1.8); opacity: 0; }
}

.hero-seal {
  position: relative;
  width: 180px;
  height: 180px;
  display: grid;
  place-items: center;
  animation: logo-float 5s ease-in-out infinite;
}
.seal-img {
  position: relative;
  z-index: 1;
  width: 140px;
  height: 140px;
  padding: 11px;
  object-fit: contain;
  background: #ffffff;
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(126, 0, 0, 0.35),
              0 14px 38px rgba(186, 0, 0, 0.22);
}
.seal-orbit {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px dashed rgba(186, 0, 0, 0.55);
  animation: ring-spin 14s linear infinite;
}
.seal-orbit::before {
  content: '';
  position: absolute;
  top: -4px;
  left: 50%;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cherry);
  box-shadow: 0 0 14px var(--cherry-light);
}
.seal-halo {
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  border: 1px solid rgba(186, 0, 0, 0.40);
  animation: pulse-ring 2.4s ease-out infinite;
}
.seal-scan {
  position: absolute;
  inset: 20px;
  z-index: 2;
  border-radius: 50%;
  overflow: hidden;
  pointer-events: none;
}
.seal-scan::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: -35%;
  height: 35%;
  background: linear-gradient(180deg, transparent, rgba(217, 43, 43, 0.30), transparent);
  animation: seal-scan 3.2s ease-in-out infinite;
}
@keyframes seal-scan {
  0%        { top: -35%; }
  55%, 100% { top: 110%; }
}

.hero-title {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(4.2rem, 13vw, 9.5rem);
  letter-spacing: 0.08em;
  line-height: 1;
  background: var(--grad-main);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 6px 22px rgba(126, 0, 0, 0.25));
  animation: title-glow 4s ease-in-out infinite alternate;
}
@keyframes title-glow {
  from { filter: drop-shadow(0 6px 18px rgba(186, 0, 0, 0.25)); }
  to   { filter: drop-shadow(0 6px 30px rgba(186, 0, 0, 0.30)); }
}

.glitch { position: relative; }
.glitch::before, .glitch::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  background: inherit;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0;
}
.glitch::before { animation: glitch-a 6s steps(1) infinite; }
.glitch::after  { animation: glitch-b 6s steps(1) infinite; }
@keyframes glitch-a {
  0%, 93%, 100% { opacity: 0; transform: none; }
  94% { opacity: 0.7; transform: translate(-4px, 2px); }
  95% { opacity: 0; }
  97% { opacity: 0.5; transform: translate(3px, -2px); }
  98% { opacity: 0; }
}
@keyframes glitch-b {
  0%, 93%, 100% { opacity: 0; transform: none; }
  94.5% { opacity: 0.6; transform: translate(4px, -1px); }
  95.5% { opacity: 0; }
  97.5% { opacity: 0.5; transform: translate(-3px, 2px); }
  98.5% { opacity: 0; }
}

.hero-subtitle {
  margin-top: 18px;
  font-size: clamp(1.15rem, 2.6vw, 1.7rem);
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--ink);
}

.hero-slogan {
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 2.2vw, 1.45rem);
  color: var(--neon);
  min-height: 1.8em;
}
.typing-prefix { color: var(--cherry); margin-right: 8px; }
.typing-cursor { animation: blink 0.8s steps(1) infinite; color: var(--neon); }

.hero-buttons {
  margin-top: 38px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
}

.hero-stats {
  margin-top: 56px;
  display: flex;
  align-items: center;
  gap: 34px;
  padding: 22px 38px;
  border-radius: var(--radius);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-soft);
}
.stat { display: flex; flex-direction: column; align-items: center; }
.stat-value { display: flex; align-items: baseline; }
.stat-number, .stat-unit {
  font-family: var(--font-title);
  font-size: 2rem;
  font-weight: 700;
  color: var(--navy);
  text-shadow: 0 0 16px rgba(186, 0, 0, 0.30);
}
.stat-label {
  font-size: 0.85rem;
  color: var(--grey);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 4px;
}
.stat-divider {
  width: 1px;
  height: 44px;
  background: linear-gradient(transparent, var(--neon), transparent);
  opacity: 0.5;
}

.hero-accred {
  margin-top: 24px;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 10px 24px 10px 12px;
  border-radius: 50px;
  border: 1px solid rgba(126, 0, 0, 0.25);
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 8px 22px rgba(126, 0, 0, 0.12);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--navy);
}

.accred-logo {
  width: 46px;
  height: 46px;
  object-fit: contain;
  flex-shrink: 0;
  filter: drop-shadow(0 3px 8px rgba(23, 26, 38, 0.18));
}
.accred-logo-sm { width: 38px; height: 38px; }

.code-rain {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}
.code-line {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  white-space: nowrap;
  color: rgba(126, 0, 0, 0.22);
  animation: code-fall linear infinite;
}
.code-line:nth-child(odd) { color: rgba(186, 0, 0, 0.16); }
@keyframes code-fall {
  from { transform: translateY(-120px); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  to   { transform: translateY(110vh); opacity: 0; }
}

.floating-shapes { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(2px);
  animation: shape-float ease-in-out infinite alternate;
}
.shape-1 { width: 14px; height: 14px; top: 22%; left: 12%; background: var(--neon-soft); box-shadow: 0 0 22px var(--neon-soft); animation-duration: 5s; }
.shape-2 { width: 9px;  height: 9px;  top: 64%; left: 8%;  background: var(--cherry-light); box-shadow: 0 0 18px var(--cherry-light); animation-duration: 7s; }
.shape-3 { width: 11px; height: 11px; top: 30%; right: 10%; background: var(--cherry-light); box-shadow: 0 0 20px var(--cherry-light); animation-duration: 6s; }
.shape-4 { width: 7px;  height: 7px;  top: 72%; right: 16%; background: var(--neon-soft); box-shadow: 0 0 16px var(--neon-soft); animation-duration: 8s; }

.shape-ring {
  width: 220px;
  height: 220px;
  top: 14%;
  right: -60px;
  background: transparent;
  border: 1px solid rgba(126, 0, 0, 0.22);
  filter: none;
  animation: ring-spin 26s linear infinite;
}
.shape-ring::before {
  content: '';
  position: absolute;
  top: -4px;
  left: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--neon);
  box-shadow: 0 0 14px var(--neon-soft);
}
.shape-ring-2 {
  width: 300px;
  height: 300px;
  top: auto;
  bottom: 6%;
  left: -90px;
  right: auto;
  border-color: rgba(186, 0, 0, 0.18);
  animation-duration: 34s;
  animation-direction: reverse;
}
.shape-ring-2::before { background: var(--cherry); box-shadow: 0 0 14px var(--cherry-light); }

@keyframes shape-float {
  from { transform: translateY(0) translateX(0); }
  to   { transform: translateY(-34px) translateX(14px); }
}
@keyframes ring-spin { to { transform: rotate(360deg); } }

.scroll-indicator {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.mouse {
  display: block;
  width: 26px;
  height: 42px;
  border: 2px solid rgba(126, 0, 0, 0.5);
  border-radius: 14px;
  position: relative;
  box-shadow: var(--glow-blue);
}
.wheel {
  position: absolute;
  top: 7px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 8px;
  border-radius: 3px;
  background: var(--neon);
  animation: wheel-scroll 1.6s ease-in-out infinite;
}
@keyframes wheel-scroll {
  0%   { opacity: 1; transform: translate(-50%, 0); }
  100% { opacity: 0; transform: translate(-50%, 14px); }
}

.section {
  position: relative;
  padding: 110px 0;
}
.section-alt {
  background: linear-gradient(180deg, transparent, rgba(186, 0, 0, 0.05) 50%, transparent);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 64px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--cherry);
  margin-bottom: 14px;
}

.section-title {
  font-family: var(--font-title);
  font-size: clamp(1.7rem, 4.5vw, 2.7rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 18px;
  color: var(--ink);
}

.section-desc { color: var(--grey); font-size: 1.12rem; }

.cards-grid { display: grid; gap: 26px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

.glass-card, .glass-panel {
  position: relative;
  padding: 34px 26px;
  border-radius: var(--radius);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-soft);
  transition: border-color 0.4s, box-shadow 0.4s, transform 0.2s ease-out;
  overflow: hidden;
}
.glass-card:hover {
  border-color: rgba(186, 0, 0, 0.40);
  box-shadow: var(--glow-blue), 0 16px 42px rgba(23, 26, 38, 0.10);
}

.glass-card h3 {
  font-family: var(--font-title);
  font-size: 1.08rem;
  font-weight: 700;
  margin: 20px 0 10px;
  line-height: 1.35;
  color: var(--ink);
}
.glass-card p { color: var(--grey); font-size: 0.98rem; }

.card-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--grad-main);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s ease;
}
.glass-card:hover .card-line { transform: scaleX(1); }

.card-icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  flex-shrink: 0;
}
.icon-blue {
  color: var(--navy);
  background: rgba(126, 0, 0, 0.08);
  border: 1px solid rgba(126, 0, 0, 0.30);
  box-shadow: var(--glow-blue);
}
.icon-cherry {
  color: var(--cherry);
  background: rgba(186, 0, 0, 0.07);
  border: 1px solid rgba(186, 0, 0, 0.30);
  box-shadow: var(--glow-cherry);
}

.diplomas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 34px;
  max-width: 980px;
  margin-inline: auto;
}

.diploma-card {
  position: relative;
  padding: 42px 36px;
  border-radius: 24px;
  border: 1px solid var(--glass-border);
  background: linear-gradient(160deg, #ffffff, #faf4f4);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  transition: border-color 0.4s, box-shadow 0.4s, transform 0.2s ease-out;
  display: flex;
  flex-direction: column;
}
.diploma-card:hover {
  border-color: rgba(126, 0, 0, 0.30);
  box-shadow: 0 18px 50px rgba(23, 26, 38, 0.13);
}

.diploma-glow {
  position: absolute;
  top: -60px;
  right: -60px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.18;
  transition: opacity 0.4s, transform 0.4s;
  pointer-events: none;
}
.glow-dev     { background: var(--neon-soft); }
.glow-gestion { background: var(--cherry-light); }
.diploma-card:hover .diploma-glow { opacity: 0.35; transform: scale(1.3); }

.diploma-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 24px;
}
.diploma-icon {
  width: 70px;
  height: 70px;
  display: grid;
  place-items: center;
  border-radius: 20px;
}
.diploma-icon.icon-blue   { color: var(--navy); background: rgba(126, 0, 0, 0.08); border: 1px solid rgba(126, 0, 0, 0.30); box-shadow: var(--glow-blue); }
.diploma-icon.icon-cherry { color: var(--cherry); background: rgba(186, 0, 0, 0.07); border: 1px solid rgba(186, 0, 0, 0.30); box-shadow: var(--glow-cherry); }

.diploma-level {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 1px;
  color: var(--grey);
  text-align: right;
  border: 1px solid var(--glass-border);
  padding: 6px 12px;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.6);
}

.diploma-title {
  font-family: var(--font-title);
  font-size: clamp(1.4rem, 2.6vw, 1.85rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
  color: var(--ink);
}

.diploma-desc { color: var(--grey); margin-bottom: 24px; }

.diploma-skills { margin-bottom: 26px; display: grid; gap: 11px; }
.diploma-skills li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
}
.skill-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.dot-blue   { background: var(--navy); box-shadow: 0 0 8px rgba(186, 0, 0, 0.6); }
.dot-cherry { background: var(--cherry); box-shadow: 0 0 8px rgba(217, 43, 43, 0.6); }

.diploma-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
}
.diploma-tags span {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  padding: 6px 14px;
  border-radius: 30px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.7);
  color: var(--grey);
}

.diploma-card .btn { margin-top: auto; }

.why-card {
  position: relative;
  padding: 32px 28px;
  border-radius: var(--radius);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-soft);
  transition: transform 0.35s ease, border-color 0.35s, box-shadow 0.35s;
  overflow: hidden;
}
.why-card:hover {
  transform: translateY(-8px);
  border-color: rgba(186, 0, 0, 0.38);
  box-shadow: var(--glow-cherry), 0 16px 42px rgba(23, 26, 38, 0.10);
}

.why-number {
  font-family: var(--font-title);
  font-size: 2.6rem;
  font-weight: 900;
  line-height: 1;
  background: var(--grad-main);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0.9;
}

.why-card h3 {
  font-family: var(--font-title);
  font-size: 1.02rem;
  font-weight: 700;
  margin: 16px 0 10px;
  line-height: 1.4;
  color: var(--ink);
}
.why-card p { color: var(--grey); font-size: 0.97rem; }

.why-card-accred {
  border-color: rgba(126, 0, 0, 0.25);
  box-shadow: var(--shadow-soft), 0 0 18px rgba(126, 0, 0, 0.10);
}
.why-card-accred:hover {
  border-color: rgba(126, 0, 0, 0.50);
  box-shadow: var(--glow-blue), 0 16px 42px rgba(23, 26, 38, 0.10);
}

.why-accred-seal {
  position: absolute;
  top: 26px;
  right: 24px;
  width: 58px;
  height: 58px;
  object-fit: contain;
  filter: drop-shadow(0 4px 10px rgba(23, 26, 38, 0.18));
  transition: transform 0.35s ease, filter 0.35s ease;
}
.why-card-accred:hover .why-accred-seal {
  transform: scale(1.1) rotate(-4deg);
  filter: drop-shadow(0 6px 14px rgba(126, 0, 0, 0.30));
}

.section-tech { overflow: hidden; }

.tech-scanline {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--neon-soft), transparent);
  opacity: 0.45;
  animation: scanline 7s linear infinite;
  pointer-events: none;
}
@keyframes scanline {
  from { top: 0; }
  to   { top: 100%; }
}

.tech-layout {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 36px;
  align-items: stretch;
}

.terminal {
  border-radius: 16px;
  border: 1px solid rgba(126, 0, 0, 0.35);
  background: #160b0b;
  box-shadow: 0 18px 50px rgba(23, 26, 38, 0.25);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.t-dot { width: 12px; height: 12px; border-radius: 50%; }
.t-red    { background: #ff5f57; }
.t-yellow { background: #febc2e; }
.t-green  { background: #28c840; }
.terminal-title {
  margin-left: 10px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: #ab8d8d;
}

.terminal-body {
  flex: 1;
  padding: 22px;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: 1.8;
  color: #f3dcdc;
  white-space: pre-wrap;
  min-height: 300px;
}

.terminal-body .c-kw  { color: #ff5d5d; }
.terminal-body .c-str { color: #ffffff; }
.terminal-body .c-fn  { color: #ff9e9e; }
.terminal-body .c-com { color: #8a6b6b; }
.term-cursor {
  display: inline-block;
  width: 9px;
  height: 1.1em;
  vertical-align: text-bottom;
  background: #ffffff;
  animation: blink 0.8s steps(1) infinite;
}

.holo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.holo-card {
  position: relative;
  padding: 26px 20px;
  border-radius: 16px;
  border: 1px solid rgba(126, 0, 0, 0.20);
  background:
    linear-gradient(140deg, rgba(217, 43, 43, 0.06), rgba(186, 0, 0, 0.04)),
    rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
  overflow: hidden;
  transition: transform 0.35s, box-shadow 0.35s, border-color 0.35s;
}

.holo-card::before {
  content: '';
  position: absolute;
  inset: -60%;
  background: conic-gradient(from 0deg, transparent 70%, rgba(186, 0, 0, 0.14), transparent 85%);
  animation: holo-rotate 6s linear infinite;
  pointer-events: none;
}
@keyframes holo-rotate { to { transform: rotate(360deg); } }

.holo-card:hover {
  transform: translateY(-6px) scale(1.02);
  border-color: var(--neon);
  box-shadow: var(--glow-blue), 0 16px 42px rgba(23, 26, 38, 0.10);
}

.holo-icon {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  color: var(--neon);
  text-shadow: 0 0 16px rgba(217, 43, 43, 0.45);
}
.holo-card h4 {
  font-family: var(--font-title);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--ink);
}

.holo-bar {
  height: 6px;
  border-radius: 6px;
  background: rgba(23, 26, 38, 0.08);
  overflow: hidden;
}
.holo-bar span {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 6px;
  background: var(--grad-main);
  box-shadow: 0 0 12px rgba(186, 0, 0, 0.45);
  transition: width 1.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.holo-card.visible .holo-bar span { width: var(--w); }

.data-flow {
  margin-top: 64px;
  overflow: hidden;
  border-block: 1px solid var(--glass-border);
  padding: 18px 0;
  mask-image: linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
}
.data-track {
  display: flex;
  gap: 34px;
  width: max-content;
  animation: data-scroll 26s linear infinite;
}
.data-track span {
  font-family: var(--font-title);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 3px;
  color: rgba(23, 26, 38, 0.35);
  white-space: nowrap;
}
.data-track span:nth-child(4n+1) { color: var(--navy); }
.data-track span:nth-child(4n+3) { color: var(--cherry); }
@keyframes data-scroll { to { transform: translateX(-50%); } }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
  align-items: stretch;
}

.contact-cards { display: grid; gap: 18px; align-content: start; }

.contact-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 22px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-soft);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.contact-card:hover {
  transform: translateX(8px);
  border-color: rgba(186, 0, 0, 0.40);
  box-shadow: var(--glow-blue), 0 14px 38px rgba(23, 26, 38, 0.10);
}
.contact-card h4 {
  font-family: var(--font-title);
  font-size: 0.95rem;
  margin-bottom: 4px;
  color: var(--ink);
}
.contact-card p { color: var(--grey); font-size: 0.98rem; }

.contact-cta {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 18px;
  padding: 46px 40px;
}
.contact-cta h3 {
  font-family: var(--font-title);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1.25;
  color: var(--ink);
}
.contact-cta p { color: var(--grey); }

.cta-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--cherry);
}

.cta-orbit {
  position: absolute;
  top: -70px;
  right: -70px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  border: 1px dashed rgba(126, 0, 0, 0.30);
  animation: ring-spin 30s linear infinite;
  pointer-events: none;
}
.cta-orbit::after {
  content: '';
  position: absolute;
  top: 50%;
  left: -5px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--neon);
  box-shadow: 0 0 16px var(--neon-soft);
}

.footer {
  position: relative;
  margin-top: 40px;
  padding: 80px 0 30px;
  background: linear-gradient(180deg, transparent, rgba(126, 0, 0, 0.06));
  border-top: 1px solid var(--glass-border);
  overflow: hidden;
}
.footer-glow {
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--neon), var(--cherry), transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-logo {
  width: 62px;
  height: 62px;
  padding: 5px;
  margin-bottom: 16px;
}
.footer-brand h4 {
  font-family: var(--font-title);
  font-size: 1.3rem;
  letter-spacing: 3px;
  margin-bottom: 8px;
  color: var(--ink);
}
.footer-brand p { color: var(--grey); font-size: 0.95rem; margin-bottom: 16px; }

.footer-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--cherry);
  border: 1px solid rgba(186, 0, 0, 0.38);
  border-radius: 30px;
  padding: 7px 16px;
  background: rgba(186, 0, 0, 0.06);
}

.footer-accred {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--navy);
}

.footer-col h5 {
  font-family: var(--font-title);
  font-size: 0.92rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 18px;
}
.footer-col ul { display: grid; gap: 11px; }
.footer-col a, .footer-col li { color: var(--grey); font-size: 0.97rem; transition: color 0.3s, padding-left 0.3s; }
.footer-col a:hover { color: var(--cherry); padding-left: 5px; }

.footer-socials { display: flex; gap: 12px; margin-top: 6px; }
.footer-socials a {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.7);
  color: var(--grey);
  transition: color 0.3s, border-color 0.3s, box-shadow 0.3s, transform 0.3s;
  padding-left: 0 !important;
}
.footer-socials a:hover {
  color: var(--neon);
  border-color: var(--neon);
  box-shadow: var(--glow-blue);
  transform: translateY(-4px);
  padding-left: 0;
}

.footer-map { margin-bottom: 50px; }

.map-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 18px;
}
.map-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--cherry);
  margin-bottom: 6px;
}
.map-address {
  color: var(--grey);
  font-size: 1rem;
  font-weight: 600;
}
.btn-map {
  padding: 11px 24px;
  font-size: 0.85rem;
}

.map-frame {
  position: relative;
  border-radius: var(--radius);
  border: 1px solid rgba(186, 0, 0, 0.25);
  background: var(--bg-2);
  box-shadow: var(--shadow-soft), 0 0 26px rgba(186, 0, 0, 0.10);
  overflow: hidden;
  transition: border-color 0.4s, box-shadow 0.4s;
}
.map-frame:hover {
  border-color: rgba(186, 0, 0, 0.50);
  box-shadow: var(--glow-cherry), 0 16px 42px rgba(23, 26, 38, 0.12);
}
.map-frame iframe {
  display: block;
  width: 100%;
  height: 360px;
  border: 0;
  filter: grayscale(0.9) contrast(1.05);
  transition: filter 0.6s ease;
}
.map-frame:hover iframe { filter: grayscale(0); }

.map-frame::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(217, 43, 43, 0.55), transparent);
  animation: scanline 6s linear infinite;
  pointer-events: none;
  z-index: 2;
}

.map-corner {
  position: absolute;
  width: 26px;
  height: 26px;
  border: 2px solid var(--cherry);
  filter: drop-shadow(0 0 6px rgba(217, 43, 43, 0.5));
  pointer-events: none;
  z-index: 2;
}
.map-corner-tl { top: 12px; left: 12px; border-right: 0; border-bottom: 0; border-top-left-radius: 8px; }
.map-corner-tr { top: 12px; right: 12px; border-left: 0; border-bottom: 0; border-top-right-radius: 8px; }
.map-corner-bl { bottom: 12px; left: 12px; border-right: 0; border-top: 0; border-bottom-left-radius: 8px; }
.map-corner-br { bottom: 12px; right: 12px; border-left: 0; border-top: 0; border-bottom-right-radius: 8px; }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 26px;
  border-top: 1px solid rgba(23, 26, 38, 0.08);
  color: var(--grey);
  font-size: 0.92rem;
}
.footer-tagline { font-family: var(--font-mono); }
.footer-tagline .accent-blue { animation: blink 1s steps(1) infinite; }

.whatsapp-float {
  position: fixed;
  bottom: 26px;
  right: 26px;
  z-index: 900;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: #fff;
  box-shadow: 0 6px 24px rgba(18, 140, 126, 0.40);
  transition: transform 0.3s, box-shadow 0.3s;
}
.whatsapp-float:hover {
  transform: scale(1.12) rotate(8deg);
  box-shadow: 0 8px 36px rgba(37, 211, 102, 0.55);
}
.wa-pulse {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid #25d366;
  animation: pulse-ring 1.8s ease-out infinite;
}

.back-to-top {
  position: fixed;
  bottom: 100px;
  right: 36px;
  z-index: 900;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid rgba(126, 0, 0, 0.35);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--navy);
  font-size: 1.2rem;
  box-shadow: var(--shadow-soft);
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: opacity 0.35s, transform 0.35s, visibility 0.35s, box-shadow 0.3s;
}
.back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { box-shadow: var(--glow-blue); }

.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--reveal-delay, 0ms);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}

@media (max-width: 992px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .diplomas-grid { grid-template-columns: 1fr; max-width: 600px; }
  .tech-layout { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats { gap: 22px; padding: 18px 24px; }
}

@media (max-width: 768px) {
  :root { --header-h: 68px; }

  .nav-toggle { display: flex; }

  .nav-menu {
    position: fixed;
    inset: 0;
    z-index: 1050;
    flex-direction: column;
    justify-content: center;
    gap: 30px;
    background: rgba(250, 247, 247, 0.93);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s;
  }
  .nav-menu.open { opacity: 1; visibility: visible; }

  .nav-menu .nav-link {
    font-size: 1.5rem;
    font-family: var(--font-title);
    letter-spacing: 1px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s;
  }

  .nav-menu.open .nav-link {
    opacity: 1;
    transform: translateY(0);
  }
  .nav-menu.open li:nth-child(1) .nav-link { transition-delay: 0.08s; }
  .nav-menu.open li:nth-child(2) .nav-link { transition-delay: 0.14s; }
  .nav-menu.open li:nth-child(3) .nav-link { transition-delay: 0.20s; }
  .nav-menu.open li:nth-child(4) .nav-link { transition-delay: 0.26s; }
  .nav-menu.open li:nth-child(5) .nav-link { transition-delay: 0.32s; }
  .nav-menu.open li:nth-child(6) .btn-nav  { transition-delay: 0.38s; }

  .nav-menu .btn-nav {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease, box-shadow 0.3s;
  }
  .nav-menu.open .btn-nav { opacity: 1; transform: translateY(0); }

  body.menu-locked { overflow: hidden; }

  /* Quand le menu mobile est ouvert, on retire le backdrop-filter du header.
     Sinon il devient le bloc de référence du menu (position: fixed) et le
     confine à la hauteur du header une fois la page scrollée. */
  body.menu-locked .header,
  body.menu-locked .header.scrolled,
  body.dark.menu-locked .header,
  body.dark.menu-locked .header.scrolled {
    background: transparent;
    box-shadow: none;
    border-bottom-color: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  /* Le menu plein écran défile si son contenu dépasse la hauteur de l'écran. */
  .nav-menu {
    overflow-y: auto;
    padding: var(--header-h) 24px 40px;
  }

  .section { padding: 80px 0; }
  .grid-4, .grid-3 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }

  .hero-logo { width: 96px; height: 96px; padding: 8px; }
  .hero-topline { gap: 16px; }
  .hero-seal { width: 120px; height: 120px; }
  .seal-img { width: 92px; height: 92px; padding: 7px; }
  .seal-scan { inset: 14px; }
  .seal-halo { inset: 10px; }
  .hero-buttons { flex-direction: column; width: 100%; max-width: 340px; }
  .hero-buttons .btn { width: 100%; }

  .hero-stats {
    flex-direction: column;
    gap: 18px;
    width: 100%;
    max-width: 340px;
  }
  .stat-divider { width: 70%; height: 1px; background: linear-gradient(90deg, transparent, var(--neon), transparent); }

  .hero-accred {
    font-size: 0.85rem;
    padding: 9px 18px 9px 10px;
    gap: 10px;
  }
  .accred-logo { width: 38px; height: 38px; }

  .holo-grid { grid-template-columns: 1fr 1fr; }
  .diploma-card { padding: 32px 24px; }
  .contact-cta { padding: 36px 26px; }

  .whatsapp-float { width: 56px; height: 56px; bottom: 20px; right: 20px; }
  .back-to-top { bottom: 90px; right: 26px; }

  .map-frame iframe { height: 260px; }
  .map-corner { width: 20px; height: 20px; }

  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 420px) {
  body { font-size: 1rem; }
  .holo-grid { grid-template-columns: 1fr; }
  .terminal-body { font-size: 0.82rem; min-height: 240px; }
  .diploma-header { flex-direction: column; align-items: flex-start; }
  .diploma-level { text-align: left; }
  .shape-ring, .shape-ring-2 { display: none; }
}

.robot {
  position: fixed;
  left: 22px;
  bottom: 24px;
  z-index: -1;
  width: 110px;
  pointer-events: none;
  opacity: 0.95;
  filter: drop-shadow(0 0 16px rgba(186, 0, 0, 0.22));
}
.robot svg { width: 100%; height: auto; overflow: visible; }

#robot-float {
  transform-box: fill-box;
  transform-origin: center;
  animation: robot-bob 4.5s ease-in-out infinite;
}
#robot-shadow {
  transform-box: fill-box;
  transform-origin: center;
  animation: robot-shadow-pulse 4.5s ease-in-out infinite;
}
@keyframes robot-bob {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}
@keyframes robot-shadow-pulse {
  0%, 100% { transform: scale(1);    opacity: 1; }
  50%      { transform: scale(0.78); opacity: 0.55; }
}

#robot-head {
  transform-box: fill-box;
  transform-origin: 50% 75%;
  will-change: transform;
}
#robot-eyes {
  transform-box: fill-box;
  will-change: transform;
}

.robot-eye {
  transform-box: fill-box;
  transform-origin: center;
  animation: robot-blink 5s ease-in-out infinite;
  filter: drop-shadow(0 0 4px rgba(255, 255, 255, 0.8));
}
@keyframes robot-blink {
  0%, 91%, 96%, 100% { transform: scaleY(1); }
  93.5%              { transform: scaleY(0.08); }
}

.robot-antenna {
  animation: robot-pulse 1.8s ease-in-out infinite;
  filter: drop-shadow(0 0 5px rgba(217, 43, 43, 0.9));
}
.robot-core {
  transform-box: fill-box;
  transform-origin: center;
  animation: robot-core-pulse 2.6s ease-in-out infinite;
  filter: drop-shadow(0 0 6px rgba(217, 43, 43, 0.8));
}
.robot-led { animation: robot-pulse 1.2s steps(2) infinite; }

@keyframes robot-pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.35; }
}
@keyframes robot-core-pulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.25); }
}

@media (max-width: 992px) {
  .robot { width: 88px; left: 14px; bottom: 16px; }
}
@media (max-width: 768px) {
  .robot { width: 70px; opacity: 0.8; }
}
@media (max-width: 420px) {
  .robot { width: 60px; left: 10px; bottom: 12px; opacity: 0.7; }
}

@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  html, body, a, button, input, textarea, select, label {
    cursor: none;
  }
}

.cursor {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10000;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.25s ease;
  filter: drop-shadow(0 0 6px rgba(186, 0, 0, 0.55));
  will-change: transform;
}
.cursor.active { opacity: 1; }
.cursor svg { display: block; }

.cursor svg {
  transform-origin: 2px 2px;
  transition: transform 0.18s ease;
}

.cursor.hover { filter: drop-shadow(0 0 8px rgba(217, 43, 43, 0.65)); }
.cursor.hover svg { transform: scale(1.35); }

.cursor.down svg { transform: scale(0.85); }
.cursor.hover.down svg { transform: scale(1.15); }

.binary-trail {
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  overflow: hidden;
}

.binary-bit {
  position: fixed;
  top: 0;
  left: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  pointer-events: none;
  user-select: none;
  animation: binary-fall 0.85s ease-out forwards;
}
.bit-blue   { color: rgba(186, 0, 0, 0.85);  text-shadow: 0 0 6px rgba(217, 43, 43, 0.6); }
.bit-cherry { color: rgba(186, 0, 0, 0.80);  text-shadow: 0 0 6px rgba(217, 43, 43, 0.5); }
.bit-navy   { color: rgba(126, 0, 0, 0.80);  text-shadow: 0 0 6px rgba(126, 0, 0, 0.5); }

@keyframes binary-fall {
  0% {
    opacity: 0.9;
    transform: translate(0, 0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(var(--bit-dx, 0px), 30px) scale(0.7);
  }
}

@media (hover: none), (prefers-reduced-motion: reduce) {
  .cursor, .binary-trail { display: none; }
}

.footer-signature {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px dashed rgba(23, 26, 38, 0.10);
  text-align: center;
}

.signature-text {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  letter-spacing: 2px;
  color: var(--grey);
}

.sig-bracket {
  color: var(--neon);
  margin-right: 6px;
  text-shadow: 0 0 8px rgba(217, 43, 43, 0.45);
}

.sig-name {
  position: relative;
  display: inline-block;
  font-weight: 700;
  background: var(--grad-main);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: sig-glow 3.5s ease-in-out infinite alternate;
}
@keyframes sig-glow {
  from { filter: drop-shadow(0 0 3px rgba(186, 0, 0, 0.35)); }
  to   { filter: drop-shadow(0 0 8px rgba(186, 0, 0, 0.40)); }
}

.sig-name::before,
.sig-name::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  background: inherit;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0;
  pointer-events: none;
}
.sig-name::before { animation: sig-glitch-a 9s steps(1) infinite; }
.sig-name::after  { animation: sig-glitch-b 9s steps(1) infinite; }

@keyframes sig-glitch-a {
  0%, 95%, 100% { opacity: 0; transform: none; }
  96%   { opacity: 0.6; transform: translate(-1.5px, 1px); }
  97%   { opacity: 0; }
  98.5% { opacity: 0.4; transform: translate(1px, -1px); }
  99%   { opacity: 0; }
}
@keyframes sig-glitch-b {
  0%, 95.5%, 100% { opacity: 0; transform: none; }
  96.5% { opacity: 0.5; transform: translate(1.5px, -0.5px); }
  97.5% { opacity: 0; }
  99%   { opacity: 0.35; transform: translate(-1px, 1px); }
  99.5% { opacity: 0; }
}

@media (max-width: 768px) {
  .signature-text { font-size: 0.8rem; letter-spacing: 1.5px; }
}


body.dark {
  --bg:           #120909;
  --bg-2:         #1a0e0e;
  --bg-3:         #231212;
  --ink:          #f3eaea;
  --grey:         #b5a0a0;

  --cherry:       #e04545;
  --cherry-dark:  #b01616;
  --cherry-light: #ff6b6b;

  --neon:         #e04545;
  --neon-soft:    #ff6b6b;
  --navy:         #e07a7a;

  --glass-bg:     rgba(30, 15, 15, 0.62);
  --glass-border: rgba(255, 255, 255, 0.10);
  --glow-blue:    0 0 22px rgba(224, 69, 69, 0.30);
  --glow-cherry:  0 0 22px rgba(224, 69, 69, 0.26);
  --shadow-soft:  0 12px 34px rgba(0, 0, 0, 0.50);
}

body.dark .header.scrolled {
  background: rgba(18, 9, 9, 0.80);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
}

body.dark .cyber-grid {
  background-image:
    linear-gradient(rgba(224, 69, 69, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(224, 69, 69, 0.08) 1px, transparent 1px);
}

body.dark .code-line { color: rgba(255, 107, 107, 0.20); }
body.dark .code-line:nth-child(odd) { color: rgba(224, 69, 69, 0.15); }

body.dark .hero-accred { background: rgba(30, 15, 15, 0.78); }
body.dark .btn-outline { border-color: rgba(255, 255, 255, 0.18); }
body.dark .mouse { border-color: rgba(224, 69, 69, 0.5); }

body.dark .diploma-card { background: linear-gradient(160deg, #1d0f0f, #150a0a); }
body.dark .diploma-level,
body.dark .diploma-tags span { background: rgba(255, 255, 255, 0.06); }

body.dark .holo-card {
  background:
    linear-gradient(140deg, rgba(255, 107, 107, 0.07), rgba(224, 69, 69, 0.04)),
    rgba(30, 15, 15, 0.72);
}
body.dark .holo-bar { background: rgba(255, 255, 255, 0.10); }
body.dark .data-track span { color: rgba(243, 234, 234, 0.30); }

body.dark .footer-socials a { background: rgba(255, 255, 255, 0.06); }
body.dark .back-to-top { background: rgba(30, 15, 15, 0.85); }
body.dark .footer-bottom { border-top-color: rgba(255, 255, 255, 0.08); }
body.dark .footer-signature { border-top-color: rgba(255, 255, 255, 0.10); }

body.dark .map-frame iframe {
  filter: grayscale(0.55) invert(0.88) hue-rotate(180deg) contrast(0.92);
}
body.dark .map-frame:hover iframe { filter: none; }

@media (max-width: 768px) {
  body.dark .nav-menu { background: rgba(18, 9, 9, 0.94); }
}

/* ==================================================================
   GALERIE — page gallery.html (photos auto, anti-téléchargement)
   ================================================================== */

.gallery-section { padding-top: calc(var(--header-h) + 70px); }

.gallery-meta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 1px;
  color: var(--grey);
}
.gallery-meta strong {
  font-family: var(--font-title);
  font-weight: 700;
  color: var(--cherry);
}
.gallery-meta .badge-pulse {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cherry);
  box-shadow: 0 0 0 0 rgba(186, 0, 0, 0.45);
  animation: pulse-ring 1.8s ease-out infinite;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 22px;
}

.g-item {
  position: relative;
  margin: 0;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  border: 1px solid var(--glass-border);
  background-color: var(--bg-3);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  cursor: zoom-in;
  user-select: none;
  -webkit-user-select: none;
  -webkit-user-drag: none;
  -webkit-touch-callout: none;

  /* état de départ avant la vague de révélation */
  opacity: 0;
  transform: translateY(26px) scale(0.94);
  filter: blur(6px);
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.4s ease,
    border-color 0.4s ease;
  transition-delay: calc(var(--i) * 55ms);
  will-change: opacity, transform, filter;
}

.g-item.revealed {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}

.g-item:hover {
  border-color: rgba(186, 0, 0, 0.45);
  box-shadow: var(--glow-cherry), 0 18px 44px rgba(23, 26, 38, 0.16);
  /* zoom de l'image au survol, sans révéler de balise <img> */
  background-size: 112%;
  transition:
    background-size 0.6s ease,
    box-shadow 0.4s ease,
    border-color 0.4s ease;
}

/* calque transparent : empêche « enregistrer l'image » / sélection */
.g-shield {
  position: absolute;
  inset: 0;
  z-index: 3;
  background: transparent;
  -webkit-user-drag: none;
}

/* reflet diagonal qui balaie la tuile au survol */
.g-sheen {
  position: absolute;
  top: 0;
  left: -60%;
  z-index: 2;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    100deg,
    transparent,
    rgba(255, 255, 255, 0.28),
    transparent
  );
  transform: skewX(-18deg);
  transition: left 0.7s ease;
  pointer-events: none;
}
.g-item:hover .g-sheen { left: 130%; }

body.dark .g-item { background-color: #150a0a; }

/* état vide (aucune photo trouvée) */
.gallery-empty {
  text-align: center;
  padding: 80px 24px;
  border-radius: var(--radius);
  border: 1px dashed rgba(186, 0, 0, 0.30);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.gallery-empty .empty-icon {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  color: var(--cherry);
  display: block;
  margin-bottom: 12px;
}
.gallery-empty h3 {
  font-family: var(--font-title);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}
.gallery-empty p { color: var(--grey); }

/* ---- Lightbox protégée (agrandissement sans téléchargement) ---- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9998;
  display: grid;
  place-items: center;
  padding: 5vh 5vw;
  background: rgba(10, 4, 4, 0.86);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}
.lightbox.open { opacity: 1; visibility: visible; }

.lightbox-stage {
  position: relative;
  width: min(900px, 100%);
  height: min(80vh, 100%);
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.14);
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
  transform: scale(0.92);
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  user-select: none;
  -webkit-user-select: none;
  -webkit-user-drag: none;
}
.lightbox.open .lightbox-stage { transform: scale(1); }
.lightbox-stage .g-shield { z-index: 2; cursor: default; }

.lightbox-close {
  position: absolute;
  top: -14px;
  right: -14px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  line-height: 1;
  color: #fff;
  background: var(--grad-cherry);
  box-shadow: var(--glow-cherry);
  z-index: 4;
}

@media (max-width: 600px) {
  .gallery-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; }
}