/* ───────────────────── RESET & ROOT VARIABLES ───────────────────── */
:root {
  --clr-bg: #0a0c10;
  --clr-surface: #111418;
  --clr-surface2: #161a24;
  --clr-border: rgba(255,255,255,.06);
  --clr-text: #e2e4e9;
  --clr-text-dim: #6b7280;
  --clr-accent: #e47234;
  --clr-accent2: #818cf8;
  --clr-accent-glow: rgba(228,114,52,.25);
  --clr-violet-glow: rgba(129,140,248,.25);
  --font-display: 'Syne', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 14px;
  --transition: .35s cubic-bezier(.4,0,.2,1);
  --brand-gradient: linear-gradient(135deg, var(--clr-accent), var(--clr-accent2));
}

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

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--clr-bg);
  color: var(--clr-text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

/* ═══════════════════ ENHANCED NAVIGATION ═══════════════════ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: 1rem 0;
  background: rgba(10, 12, 16, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--clr-border);
  z-index: 1000;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar.scrolled {
  padding: 0.6rem 0;
  background: rgba(10, 12, 16, 0.95);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
  border-bottom: 1px solid rgba(228, 114, 52, 0.3);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ─── Logo ─── */
.logo {
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: transform 0.3s ease;
  z-index: 1001;
}

.logo:hover {
  transform: scale(1.05);
}

.logo-circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--brand-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  animation: float 3s ease-in-out infinite;
  box-shadow: 0 5px 20px var(--clr-accent-glow);
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-5px); }
}

.logo-circle::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: var(--brand-gradient);
  opacity: 0.5;
  filter: blur(8px);
  z-index: -1;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.1); }
}

.logo-circle i {
  font-size: 1.5rem;
  color: white;
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.logo-text {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.logo-main {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 500;
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

.logo-tagline {
  font-size: 0.7rem;
  color: var(--clr-text-dim);
  font-weight: 100;
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* ─── Navigation Menu ─── */
.nav-menu {
  display: flex;
  gap: 0.5rem;
  list-style: none;
  align-items: center;
  margin: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.2rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 10px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.nav-link i {
  font-size: 1rem;
  transition: transform 0.3s ease;
}

.nav-link::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--brand-gradient);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
  border-radius: 10px;
}

.nav-link:hover {
  color: white;
  transform: translateY(-2px);
}

.nav-link:hover::before {
  opacity: 0.15;
}

.nav-link:hover i {
  transform: scale(1.2) rotate(5deg);
}

.nav-link.active {
  color: white;
  background: rgba(228, 114, 52, 0.15);
  border: 1px solid var(--clr-accent);
  box-shadow: 0 0 20px var(--clr-accent-glow);
}

.nav-link.active i {
  color: var(--clr-accent);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 3px;
  background: var(--clr-accent);
  border-radius: 3px 3px 0 0;
  animation: slideIn 0.4s ease;
}

@keyframes slideIn {
  from { width: 0; }
  to { width: 30px; }
}

/* ─── CTA Button ─── */
.nav-cta-item {
  margin-left: 0.5rem;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1.8rem;
  background: var(--clr-accent);
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 15px var(--clr-accent-glow);
  position: relative;
  overflow: hidden;
  color: white;
}

.nav-cta::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
}

.nav-cta:hover::before {
  width: 300px;
  height: 300px;
}

.nav-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px var(--clr-accent-glow);
  color: white;
}

.nav-cta i {
  transition: transform 0.3s ease;
}

.nav-cta:hover i {
  transform: translateX(5px);
}

/* ─── Mobile Toggle ─── */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 25px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
}

.hamburger {
  width: 30px;
  height: 3px;
  background: var(--clr-text);
  border-radius: 3px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: center;
}

.mobile-toggle.active .hamburger:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
  background: var(--clr-accent);
}

.mobile-toggle.active .hamburger:nth-child(2) {
  opacity: 0;
  transform: translateX(-20px);
}

.mobile-toggle.active .hamburger:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
  background: var(--clr-accent);
}

/* ─── Scroll Progress Bar ─── */
.scroll-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--brand-gradient);
  width: 0%;
  transition: width 0.1s ease;
  box-shadow: 0 0 10px var(--clr-accent-glow);
}

/* ═══════════════════ COMMON COMPONENTS ═══════════════════ */

/* Container */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Section */
section {
  padding: 4rem 0;
  position: relative;
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-tag {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: rgba(228, 114, 52, 0.1);
  border: 1px solid var(--clr-accent);
  border-radius: 50px;
  color: var(--clr-accent);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header p {
  font-size: 1.2rem;
  color: var(--clr-text-dim);
  max-width: 700px;
  margin: 0 auto;
}

/* Buttons */
.btn-primary {
  padding: 1rem 2.5rem;
  background: var(--clr-accent);
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px var(--clr-accent-glow);
  font-family: var(--font-display);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px var(--clr-accent-glow);
}

.btn-secondary {
  padding: 1rem 2.5rem;
  background: rgba(255, 255, 255, 0.05);
  color: var(--clr-text);
  border: 1px solid var(--clr-border);
  border-radius: 10px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-display);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--clr-accent);
  transform: translateY(-3px);
}

/* ───────────────────── REVEAL ANIMATION ───────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ───────────────────── FOOTER ───────────────────── */
footer {
  background: var(--clr-surface);
  border-top: 1px solid var(--clr-border);
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--clr-text);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.8rem;
}

.footer-section ul li a {
  color: var(--clr-text-dim);
  transition: color 0.3s ease;
}

.footer-section ul li a:hover {
  color: var(--clr-accent);
}

.footer-section p {
  color: var(--clr-text-dim);
  line-height: 1.7;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-links a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(228, 114, 52, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  color: var(--clr-text);
}

.social-links a:hover {
  background: var(--clr-accent);
  transform: translateY(-3px);
  color: white;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--clr-border);
  color: var(--clr-text-dim);
  font-size: 0.9rem;
}

/* ═══════════════════ MOBILE RESPONSIVE ═══════════════════ */
@media (max-width: 1024px) {
  .nav-link span {
    display: none;
  }
  
  .nav-link {
    padding: 0.7rem;
  }
  
  .logo-tagline {
    display: none;
  }
  
  .section-header h2 {
    font-size: 2.5rem;
  }
}

@media (max-width: 768px) {
  .mobile-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    flex-direction: column;
    background: rgba(17, 20, 24, 0.98);
    backdrop-filter: blur(20px);
    width: 100%;
    max-width: 400px;
    height: calc(100vh - 70px);
    padding: 2rem;
    gap: 0.5rem;
    transition: left 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-right: 1px solid var(--clr-border);
    box-shadow: 5px 0 30px rgba(0, 0, 0, 0.5);
    overflow-y: auto;
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-item {
    width: 100%;
    opacity: 0;
    transform: translateX(-20px);
  }
  
  .nav-menu.active .nav-item {
    animation: slideInLeft 0.4s ease forwards;
  }
  
  .nav-menu.active .nav-item:nth-child(1) { animation-delay: 0.1s; }
  .nav-menu.active .nav-item:nth-child(2) { animation-delay: 0.15s; }
  .nav-menu.active .nav-item:nth-child(3) { animation-delay: 0.2s; }
  .nav-menu.active .nav-item:nth-child(4) { animation-delay: 0.25s; }
  .nav-menu.active .nav-item:nth-child(5) { animation-delay: 0.3s; }
  .nav-menu.active .nav-item:nth-child(6) { animation-delay: 0.35s; }
  
  @keyframes slideInLeft {
    to {
      opacity: 1;
      transform: translateX(0);
    }
  }
  
  .nav-link {
    width: 100%;
    justify-content: flex-start;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
  }
  
  .nav-link span {
    display: inline;
  }
  
  .nav-link i {
    font-size: 1.2rem;
  }
  
  .nav-cta-item {
    margin-left: 0;
    margin-top: 1rem;
  }
  
  .nav-cta {
    width: 100%;
    justify-content: center;
    padding: 1.2rem;
    font-size: 1.1rem;
  }
  
  .logo-circle {
    width: 45px;
    height: 45px;
  }
  
  .logo-circle i {
    font-size: 1.3rem;
  }
  
  .logo-main {
    font-size: 1.2rem;
  }
  
  .container {
    padding: 0 1.5rem;
  }
  
  .section-header h2 {
    font-size: 2rem;
  }
  
  .section-header p {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .nav-container {
    padding: 0 1rem;
  }
  
  .logo-main {
    font-size: 1rem;
  }
  
  .logo-circle {
    width: 40px;
    height: 40px;
  }
  
  .logo-circle i {
    font-size: 1.1rem;
  }
  
  .container {
    padding: 0 1rem;
  }
}

/* ═══════════════════ UTILITY CLASSES ═══════════════════ */
.text-center { text-align: center; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }