/* =========================================
   Components - Nav, Cards, Buttons, Badges
   ========================================= */

/* ---- NAVBAR ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding: var(--space-lg) 0;
  transition: background var(--duration-normal) var(--ease-out),
              padding var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}

.nav--scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  padding: var(--space-md) 0;
  box-shadow: 0 1px 0 var(--color-border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ---- LOGO ---- */
.nav__logo {
  display: inline-flex;
  align-items: center;
  gap: 0;
  text-decoration: none;
  position: relative;
}

.nav__logo-icon {
  display: inline-flex;
  align-items: center;
  margin-right: 10px;
}

.nav__logo-text {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.nav__logo-wire {
  color: var(--color-text-primary);
}

.nav__logo-less {
  color: var(--color-accent-orange);
}

.nav__links {
  display: none;
  align-items: center;
  gap: var(--space-2xl);
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--duration-fast) var(--ease-out);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent-orange);
  transition: width var(--duration-normal) var(--ease-out);
}

.nav__link:hover {
  color: var(--color-text-primary);
}

.nav__link:hover::after {
  width: 100%;
}

/* CTA button in nav */
.nav__cta {
  display: none;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-bg-primary);
  background: var(--gradient-accent);
  transition: opacity var(--duration-fast), transform var(--duration-fast);
}

.nav__cta:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

/* Mobile menu toggle */
.nav__toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
  z-index: calc(var(--z-overlay) + 1);
}

.nav__toggle-bar {
  width: 100%;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: transform var(--duration-normal) var(--ease-out),
              opacity var(--duration-normal) var(--ease-out);
  transform-origin: center;
}

.nav__toggle--active .nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle--active .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav__toggle--active .nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile overlay */
.nav__mobile {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  background: rgba(10, 10, 15, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xl);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal) var(--ease-out),
              visibility var(--duration-normal) var(--ease-out);
}

.nav__mobile--open {
  opacity: 1;
  visibility: visible;
}

.nav__mobile-link {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  transition: color var(--duration-fast);
}

.nav__mobile-link:hover {
  color: var(--color-accent-orange);
}

@media (min-width: 768px) {
  .nav__links {
    display: flex;
  }

  .nav__cta {
    display: inline-flex;
  }

  .nav__toggle {
    display: none;
  }
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out),
              opacity var(--duration-fast);
  white-space: nowrap;
}

.btn--primary {
  background: var(--gradient-accent);
  color: var(--color-bg-primary);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 106, 0, 0.35);
}

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

.btn--outline {
  border: 1px solid rgba(255, 106, 0, 0.3);
  color: var(--color-text-primary);
  background: transparent;
}

.btn--outline:hover {
  border-color: var(--color-accent-orange);
  background: rgba(255, 106, 0, 0.08);
  transform: translateY(-2px);
}

.btn__arrow {
  transition: transform var(--duration-normal) var(--ease-out);
}

.btn:hover .btn__arrow {
  transform: translateX(4px);
}

/* ---- SERVICE CARDS ---- */
.card {
  position: relative;
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
  background: var(--color-bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: transform var(--duration-normal) var(--ease-out),
              border-color var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}

/* Top gradient border */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--card-accent, var(--gradient-accent));
  opacity: 0.6;
  transition: opacity var(--duration-normal) var(--ease-out);
}

/* Glass overlay */
.card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-glass);
  pointer-events: none;
  border-radius: var(--radius-xl);
}

.card:hover::before {
  opacity: 1;
}

/* 3D tilt - desktop only */
@media (hover: hover) {
  .card:hover {
    transform: perspective(800px) rotateX(2deg) rotateY(-2deg) translateY(-4px);
    border-color: var(--color-border-hover);
    box-shadow: var(--card-glow, var(--shadow-glow-orange));
  }
}

.card--orange {
  --card-accent: linear-gradient(90deg, var(--color-accent-orange), var(--color-accent-amber));
  --card-glow: var(--shadow-glow-orange);
}

.card--amber {
  --card-accent: linear-gradient(90deg, var(--color-accent-amber), var(--color-accent-orange-light));
  --card-glow: var(--shadow-glow-amber);
}

.card--orange-dark {
  --card-accent: linear-gradient(90deg, var(--color-accent-orange-dark), var(--color-accent-orange));
  --card-glow: var(--shadow-glow-orange);
}

.card--green {
  --card-accent: linear-gradient(90deg, var(--color-accent-green), var(--color-accent-amber));
  --card-glow: var(--shadow-glow-green);
}

.card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-lg);
  position: relative;
  z-index: var(--z-base);
}

.card__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  position: relative;
  z-index: var(--z-base);
}

.card__desc {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
  position: relative;
  z-index: var(--z-base);
}

/* ---- TRUST BADGES ---- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-bg-glass);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.badge__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent-orange);
}

/* ---- FORM ELEMENTS ---- */
.form-group {
  position: relative;
  margin-bottom: var(--space-lg);
}

.form-group__input,
.form-group__textarea,
.form-group__select {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text-primary);
  font-size: 1rem;
  transition: border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}

.form-group__input:focus,
.form-group__textarea:focus,
.form-group__select:focus {
  border-color: var(--color-accent-orange);
  box-shadow: 0 0 0 3px rgba(255, 106, 0, 0.12);
  outline: none;
}

.form-group__input::placeholder,
.form-group__textarea::placeholder {
  color: var(--color-text-muted);
}

.form-group__label {
  position: absolute;
  top: 50%;
  left: var(--space-lg);
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-size: 1rem;
  pointer-events: none;
  transition: all var(--duration-fast) var(--ease-out);
}

.form-group__input:focus ~ .form-group__label,
.form-group__input:not(:placeholder-shown) ~ .form-group__label,
.form-group__textarea:focus ~ .form-group__label,
.form-group__textarea:not(:placeholder-shown) ~ .form-group__label {
  top: -8px;
  left: 12px;
  font-size: 0.75rem;
  color: var(--color-accent-orange);
  background: var(--color-bg-secondary);
  padding: 0 var(--space-xs);
}

.form-group__textarea {
  min-height: 140px;
  resize: vertical;
}

.form-group__textarea ~ .form-group__label {
  top: var(--space-lg);
  transform: none;
}

.form-group__textarea:focus ~ .form-group__label,
.form-group__textarea:not(:placeholder-shown) ~ .form-group__label {
  top: -8px;
  transform: none;
}

.form-group__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='%239CA3AF'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-lg) center;
  cursor: pointer;
}

.form-group__select option {
  background: var(--color-bg-elevated);
  color: var(--color-text-primary);
}

.form-group__error {
  display: none;
  font-size: 0.8125rem;
  color: #ef4444;
  margin-top: var(--space-xs);
  padding-left: var(--space-sm);
}

.form-group--error .form-group__input,
.form-group--error .form-group__textarea,
.form-group--error .form-group__select {
  border-color: #ef4444;
}

.form-group--error .form-group__error {
  display: block;
}

/* ---- TEXT COLORS ---- */
.text-orange { color: var(--color-accent-orange); }
.text-amber { color: var(--color-accent-amber); }
.text-green { color: var(--color-accent-green); }
.text-orange-light { color: var(--color-accent-orange-light); }