/* ========================================
   BYTXO — Components
   ======================================== */

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--navbar-height);
  z-index: var(--z-sticky);
  display: flex;
  align-items: center;
  transition: background var(--tr-base), box-shadow var(--tr-base), backdrop-filter var(--tr-base);
}

.navbar.scrolled {
  background: rgba(26, 26, 26, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 1px 0 var(--glass-border), var(--shadow-md);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.navbar-logo {
  height: 36px;
  width: auto;
  transition: opacity var(--tr-fast);
}

.navbar-logo:hover {
  opacity: 0.8;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.navbar-links a {
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: rgba(244,244,244,0.65);
  letter-spacing: 0.02em;
  position: relative;
  padding: var(--space-2) 0;
  transition: color var(--tr-fast);
}

.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--tr-base);
}

.navbar-links a:hover {
  color: var(--cloud);
}

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

/* Nav CTA link (not a button) */
.nav-cta {
  color: var(--accent) !important;
  font-weight: var(--fw-semibold) !important;
}

.nav-cta::after {
  background: var(--accent) !important;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  cursor: pointer;
  z-index: var(--z-overlay);
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--cloud);
  transition: transform var(--tr-base), opacity var(--tr-fast);
  transform-origin: center;
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.02em;
  transition: all var(--tr-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--midnight);
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-lg);
}

.btn-primary:active {
  transform: translateY(0);
}

/* Ripple effect */
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--ripple-x, 50%) var(--ripple-y, 50%), rgba(255,255,255,0.3), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s;
}

.btn-primary:hover::after {
  opacity: 1;
}

.btn-secondary {
  background: transparent;
  color: var(--cloud);
  border: 1px solid var(--glass-border-hover);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-subtle);
  transform: translateY(-2px);
}

.btn-sm {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-xs);
}

.btn-lg {
  padding: var(--space-5) var(--space-10);
  font-size: var(--text-base);
}

/* --- Glass Card --- */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: border-color var(--tr-base), transform var(--tr-base), box-shadow var(--tr-base);
}

.glass-card:hover {
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-lg);
}

/* --- 3D Tilt Card --- */
.tilt-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: border-color var(--tr-base), box-shadow var(--tr-base);
  transform-style: preserve-3d;
  will-change: transform;
}

.tilt-card:hover {
  border-color: rgba(0, 212, 170, 0.2);
  box-shadow: var(--shadow-glow);
}

.tilt-card .card-content {
  transform: translateZ(30px);
}

/* --- Badge --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge-accent {
  background: var(--accent-subtle);
  color: var(--accent);
  border: 1px solid rgba(0, 212, 170, 0.2);
}

.badge-accent .badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

/* --- Form Inputs --- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: rgba(244,244,244,0.7);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-4) var(--space-5);
  background: rgba(35, 35, 35, 0.6);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  color: var(--cloud);
  font-size: var(--text-base);
  transition: border-color var(--tr-fast), box-shadow var(--tr-fast);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: rgba(244,244,244,0.3);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23F4F4F4' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-error {
  font-size: var(--text-xs);
  color: var(--danger);
  min-height: 1.2em;
}

/* --- Scroll Indicator --- */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  animation: scrollBounce 2s ease-in-out infinite;
  cursor: pointer;
}

.scroll-indicator-mouse {
  width: 24px;
  height: 38px;
  border: 2px solid rgba(244,244,244,0.3);
  border-radius: 12px;
  position: relative;
}

.scroll-indicator-mouse::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 8px;
  border-radius: 2px;
  background: var(--accent);
  animation: scrollWheel 2s ease-in-out infinite;
}

.scroll-indicator-text {
  font-size: var(--text-xs);
  color: rgba(244,244,244,0.35);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* --- Icon Container --- */
.icon-box {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--accent-subtle);
  border: 1px solid rgba(0, 212, 170, 0.15);
  color: var(--accent);
  flex-shrink: 0;
  transition: background var(--tr-base), transform var(--tr-base);
}

.icon-box svg {
  width: 24px;
  height: 24px;
  stroke: var(--accent);
  stroke-width: 1.5;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon-box:hover {
  background: rgba(0, 212, 170, 0.15);
  transform: scale(1.05);
}

/* --- Divider --- */
.divider {
  width: 60px;
  height: 3px;
  background: var(--gradient-accent);
  border-radius: var(--radius-full);
  margin: var(--space-6) 0;
}

.divider-center {
  margin-left: auto;
  margin-right: auto;
}

/* --- Mobile Responsive --- */
@media (max-width: 768px) {
  .navbar-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    max-width: 320px;
    height: 100vh;
    background: rgba(26, 26, 26, 0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-8);
    transition: right var(--tr-slow);
    padding: var(--space-16);
  }

  .navbar-links.open {
    right: 0;
  }

  .navbar-links a {
    font-size: var(--text-lg);
  }

  .menu-toggle {
    display: flex;
  }

  .btn {
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-sm);
  }
}