/* ==========================================
   DESIGN SYSTEM & VARIABLES — @nico.tecnoia
   ========================================== */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  /* Color Palette - HSL (Harmonious Sleek Tech) */
  --bg-dark-raw: 240, 10%, 4%;
  --bg-dark: hsl(var(--bg-dark-raw));
  --bg-panel-raw: 240, 10%, 8%;
  --bg-panel: hsl(var(--bg-panel-raw));
  
  --primary-raw: 185, 100%, 50%;
  --primary: hsl(var(--primary-raw)); /* Electric Cyan (#00e5ff) */
  --primary-glow: hsla(var(--primary-raw), 0.35);
  
  --secondary-raw: 263, 90%, 65%;
  --secondary: hsl(var(--secondary-raw)); /* Cyber Purple (#8b5cf6) */
  --secondary-glow: hsla(var(--secondary-raw), 0.35);

  --accent-raw: 320, 100%, 60%;
  --accent: hsl(var(--accent-raw)); /* Cyber Pink */

  --text-primary: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dark: #111827;

  /* Glassmorphism Defaults */
  --glass-bg: rgba(18, 18, 24, 0.65);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-glow: rgba(0, 229, 255, 0.03);
  --glass-blur: blur(16px);
  
  /* Fonts */
  --font-display: 'Outfit', sans-serif;
  --font-mono: 'Space Grotesk', sans-serif;

  /* Animation and Transition speeds */
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ==========================================
   RESET & SYSTEM STYLES
   ========================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-dark);
  color: var(--text-primary);
  overflow-x: hidden;
}

body {
  font-family: var(--font-display);
  line-height: 1.6;
  position: relative;
  overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: #1f1f29;
  border-radius: 5px;
  border: 2px solid var(--bg-dark);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--secondary);
}

/* Ambient Glowing Background Blobs */
.glow-bg-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

.glow-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.15;
  mix-blend-mode: screen;
  animation: floatBlobs 20s infinite alternate ease-in-out;
}

.blob-1 {
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
  top: -10%;
  right: -5%;
}

.blob-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--secondary) 0%, transparent 70%);
  bottom: -15%;
  left: -10%;
  animation-delay: -5s;
}

.blob-3 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: -10s;
  opacity: 0.1;
}

@keyframes floatBlobs {
  0% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(40px, -60px) scale(1.1);
  }
  100% {
    transform: translate(-30px, 30px) scale(0.9);
  }
}

/* Grid & Dots Background Overlay */
.grid-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  background-image: 
    radial-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 0),
    radial-gradient(rgba(0, 229, 255, 0.01) 1.5px, transparent 0);
  background-size: 24px 24px, 48px 48px;
  background-position: 0 0, 12px 12px;
  pointer-events: none;
}

/* ==========================================
   TYPOGRAPHY & UTILITIES
   ========================================== */
h1, h2, h3, h4 {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #ffffff;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-smooth);
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, #a78bfa 50%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-mono {
  font-family: var(--font-mono);
}

/* ==========================================
   GLASS COMPONENTS
   ========================================== */
.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  position: relative;
  overflow: hidden;
  transition: var(--transition-bounce);
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(800px circle at var(--mouse-x, 0) var(--mouse-y, 0), rgba(255, 255, 255, 0.04), transparent 40%);
  z-index: 1;
  pointer-events: none;
}

.glass-card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 229, 255, 0.25);
  box-shadow: 0 25px 50px rgba(0, 229, 255, 0.08);
}

/* Glow Borders on Hover */
.glow-border {
  position: relative;
}
.glow-border::after {
  content: '';
  position: absolute;
  inset: -1px;
  background: linear-gradient(90deg, var(--primary), var(--secondary), var(--primary));
  background-size: 200% 200%;
  border-radius: inherit;
  z-index: -1;
  opacity: 0;
  transition: var(--transition-smooth);
  pointer-events: none;
}
.glow-border:hover::after {
  opacity: 1;
  animation: borderRotate 3s linear infinite;
}

@keyframes borderRotate {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ==========================================
   BUTTONS & ACTIONS
   ========================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
  border: none;
  z-index: 2;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--bg-dark);
  box-shadow: 0 10px 25px rgba(0, 229, 255, 0.25);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 15px 30px rgba(0, 229, 255, 0.4);
  color: #ffffff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  backdrop-filter: var(--glass-blur);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--primary);
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 229, 255, 0.1);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: white;
  box-shadow: 0 10px 20px rgba(37, 211, 102, 0.2);
}

.btn-whatsapp:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 15px 30px rgba(37, 211, 102, 0.4);
}

/* ==========================================
   NAVIGATION BAR
   ========================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  background: rgba(10, 10, 12, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 8%;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo-img {
  height: 34px;
  width: auto;
  border-radius: 6px;
  border: 1px solid rgba(0, 229, 255, 0.2);
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.2);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.3s ease;
}

.nav-logo:hover .nav-logo-img {
  transform: rotate(5deg) scale(1.08);
  box-shadow: 0 0 16px rgba(0, 229, 255, 0.45);
}

.logo-dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 12px var(--primary);
  animation: pulseGlow 2s infinite;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 30px;
  align-items: center;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 5px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: var(--transition-smooth);
}

.nav-links a:hover {
  color: #ffffff;
}

.nav-links a:hover::after {
  width: 100%;
}

.burger {
  display: none;
  cursor: pointer;
  flex-direction: column;
  gap: 6px;
  background: transparent;
  border: none;
}

.burger span {
  width: 25px;
  height: 2px;
  background-color: #ffffff;
  transition: var(--transition-smooth);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
  padding: 160px 8% 80px 8%;
  min-height: 90vh;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 60px;
  position: relative;
}

.hero-content {
  z-index: 10;
}

.hero-tag {
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid rgba(0, 229, 255, 0.15);
  color: var(--primary);
  padding: 6px 16px;
  border-radius: 100px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-tag svg {
  animation: rotateGear 4s linear infinite;
}

@keyframes rotateGear {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.hero-title {
  font-size: 3.8rem;
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 580px;
  font-weight: 300;
}

.hero-btns {
  display: flex;
  gap: 20px;
}

/* Interactive Card / Profile Preview */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10;
}

.profile-card {
  width: 100%;
  max-width: 420px;
  padding: 30px;
  text-align: center;
  perspective: 1000px;
}

.profile-img-container {
  position: relative;
  width: 150px;
  height: 150px;
  margin: 0 auto 24px auto;
  border-radius: 50%;
  padding: 5px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  box-shadow: 0 10px 30px rgba(0, 229, 255, 0.2);
}

.profile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  background: var(--bg-panel);
}

.profile-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 110%;
  height: 110%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
  z-index: -1;
  opacity: 0.5;
  filter: blur(10px);
}

.profile-name {
  font-size: 1.8rem;
  margin-bottom: 8px;
}

.profile-username {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--primary);
  margin-bottom: 20px;
  display: block;
}

.profile-stats {
  display: flex;
  justify-content: space-around;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: 20px 0;
  margin-bottom: 24px;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: #ffffff;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.profile-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.badge {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  color: var(--text-primary);
  font-weight: 500;
  transition: var(--transition-smooth);
}

.badge:hover {
  background: rgba(0, 229, 255, 0.05);
  border-color: var(--primary);
  color: var(--primary);
}

/* ==========================================
   SECTIONS GENERAL
   ========================================== */
.section {
  padding: 100px 8%;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-pretitle {
  font-family: var(--font-mono);
  color: var(--primary);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.section-desc {
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.05rem;
  font-weight: 300;
}

/* ==========================================
   ABOUT & STATS SECTION
   ========================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: center;
}

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

.about-stat-card {
  padding: 30px;
  text-align: center;
}

.about-stat-card svg {
  margin-bottom: 16px;
  color: var(--primary);
  filter: drop-shadow(0 0 8px var(--primary-glow));
}

.about-stat-card .num {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 8px;
  background: linear-gradient(135deg, #ffffff, var(--text-muted));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.about-stat-card .label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.about-text {
  padding-left: 20px;
}

.about-text h3 {
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 24px;
  font-size: 1.05rem;
  font-weight: 300;
}

.highlight-box {
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.03), rgba(139, 92, 246, 0.03));
  border-left: 3px solid var(--primary);
  padding: 20px;
  border-radius: 0 12px 12px 0;
  margin-bottom: 30px;
}

.highlight-box p {
  color: #ffffff;
  font-weight: 400;
  font-size: 1rem;
  margin-bottom: 0;
}

/* ==========================================
   SERVICES GRID (PRODUCTIVIDAD & IA)
   ========================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.service-card {
  padding: 40px;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-icon {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 30px;
  color: var(--primary);
  transition: var(--transition-bounce);
}

.service-card:hover .service-icon {
  background: var(--primary);
  color: var(--bg-dark);
  box-shadow: 0 10px 20px var(--primary-glow);
  transform: scale(1.1) rotate(5deg);
}

.service-title {
  font-size: 1.4rem;
  margin-bottom: 16px;
}

.service-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 30px;
  flex-grow: 1;
  font-weight: 300;
}

.service-features {
  list-style: none;
  margin-bottom: 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.service-features svg {
  color: var(--primary);
  flex-shrink: 0;
}

/* ==========================================
   INSTAGRAM FEED SHOWCASE (INTERACTIVE)
   ========================================== */
.feed-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.instagram-post {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
  aspect-ratio: 1;
  cursor: pointer;
  background: var(--bg-panel);
  border: 1px solid var(--glass-border);
}

.post-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.post-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 10, 12, 0.9) 0%, rgba(10, 10, 12, 0.2) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  opacity: 0;
  transform: translateY(10px);
  transition: var(--transition-smooth);
  z-index: 2;
}

.instagram-post:hover .post-img {
  transform: scale(1.08);
}

.instagram-post:hover .post-overlay {
  opacity: 1;
  transform: translateY(0);
}

.post-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.post-caption {
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 15px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 12px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #ffffff;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.meta-item svg {
  color: var(--accent);
}

.meta-item-comments svg {
  color: var(--primary);
}

.instagram-btn-container {
  display: flex;
  justify-content: center;
  margin-top: 45px;
}

/* ==========================================
   MOBILE LINK-IN-BIO HUB (RESPONSIVE)
   ========================================== */
.linktree-hub {
  max-width: 600px;
  margin: 0 auto;
  padding: 40px 24px;
}

.hub-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hub-link-card {
  display: flex;
  align-items: center;
  padding: 18px 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  cursor: pointer;
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
}

.hub-link-icon {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 20px;
  color: var(--primary);
  flex-shrink: 0;
  transition: var(--transition-bounce);
}

.hub-link-info {
  flex-grow: 1;
}

.hub-link-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 2px;
}

.hub-link-subtitle {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.hub-link-arrow {
  color: var(--text-muted);
  transition: var(--transition-bounce);
}

.hub-link-card:hover {
  transform: scale(1.02);
  border-color: var(--primary);
  background: rgba(0, 229, 255, 0.02);
}

.hub-link-card:hover .hub-link-icon {
  background: var(--primary);
  color: var(--bg-dark);
  box-shadow: 0 0 15px var(--primary-glow);
}

.hub-link-card:hover .hub-link-arrow {
  color: var(--primary);
  transform: translateX(5px);
}

/* Featured item glow on Link Hub */
.hub-link-featured {
  border-color: hsla(var(--primary-raw), 0.3);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.05);
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.02) 0%, rgba(139, 92, 246, 0.02) 100%);
}

.hub-link-featured::after {
  content: 'POPULAR';
  position: absolute;
  top: 10px;
  right: -25px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--bg-dark);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 800;
  padding: 4px 25px;
  transform: rotate(45deg);
}

/* ==========================================
   COLLABORATION FORM (CONTACT)
   ========================================== */
.contact-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group-full {
  grid-column: span 2;
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-input {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 16px 20px;
  border-radius: 12px;
  color: #ffffff;
  font-family: var(--font-display);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
  backdrop-filter: var(--glass-blur);
}

select.form-input option {
  background-color: #121216;
  color: #ffffff;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
  background: rgba(0, 229, 255, 0.02);
  box-shadow: 0 0 15px rgba(0, 229, 255, 0.05);
}

textarea.form-input {
  resize: vertical;
  min-height: 120px;
}

.submit-btn-container {
  display: flex;
  justify-content: flex-end;
  margin-top: 10px;
}

/* Toast Messages */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--bg-panel);
  border: 1px solid var(--primary);
  padding: 16px 24px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 15px 30px rgba(0, 229, 255, 0.15);
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition-bounce);
  z-index: 1000;
  backdrop-filter: var(--glass-blur);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast svg {
  color: var(--primary);
}

.toast-message {
  font-size: 0.95rem;
  font-weight: 500;
}

/* ==========================================
   FOOTER SECTION
   ========================================== */
.footer {
  background: #060608;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding: 60px 8% 30px 8%;
  text-align: center;
}

.footer-logo {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.footer-logo-img {
  height: 38px;
  width: auto;
  border-radius: 6px;
  border: 1px solid rgba(0, 229, 255, 0.2);
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.15);
}

.footer-socials {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 30px;
}

.social-circle {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition-bounce);
}

.social-circle:hover {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--bg-dark);
  transform: translateY(-5px);
  border-color: transparent;
  box-shadow: 0 8px 16px var(--primary-glow);
}

.footer-nav {
  display: flex;
  justify-content: center;
  gap: 30px;
  list-style: none;
  margin-bottom: 40px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.footer-nav a {
  color: var(--text-muted);
}

.footer-nav a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ==========================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================== */
@media screen and (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 140px 6% 60px 6%;
    gap: 40px;
  }

  .hero-subtitle {
    margin: 0 auto 40px auto;
  }

  .hero-btns {
    justify-content: center;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-text {
    padding-left: 0;
  }
}

@media screen and (max-width: 768px) {
  html {
    font-size: 15px;
  }

  .navbar {
    padding: 0 6%;
  }

  .nav-links {
    position: fixed;
    right: 0;
    height: 100vh;
    top: 0;
    background: rgba(10, 10, 12, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 70%;
    transform: translateX(100%);
    transition: transform 0.5s cubic-bezier(0.77, 0.2, 0.05, 1);
    border-left: 1px solid rgba(255, 255, 255, 0.08);
  }

  .nav-links.nav-active {
    transform: translateX(0%);
  }

  .burger {
    display: flex;
  }

  .hero-title {
    font-size: 2.8rem;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .form-group-full {
    grid-column: span 1;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }
}

@media screen and (max-width: 480px) {
  .hero-title {
    font-size: 2.3rem;
  }

  .hero-btns {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
  }

  .about-graphics {
    grid-template-columns: 1fr;
  }
  
  .about-stat-card {
    padding: 24px;
  }
}

/* Animations Helper */
@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 0 0 rgba(0, 229, 255, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(0, 229, 255, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(0, 229, 255, 0);
  }
}

@keyframes bounceY {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(4px);
  }
}