/* components.css — Reusable UI components */

/* Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.nav__logo {
  font-size: var(--font-size-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text);
  text-decoration: none;
}

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

.nav__logo img {
  height: 32px;
  width: 32px;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__links a {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.nav__links a:hover {
  color: var(--color-text);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

.btn--small {
  padding: 0.5rem 1rem;
}

.btn--primary {
  background: var(--color-primary);
  color: white;
}

.btn--primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.btn--outline:hover {
  border-color: var(--color-text-muted);
  transform: translateY(-1px);
}

/* Cards */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: border-color var(--transition);
}

.card:hover {
  border-color: var(--color-text-muted);
}

.card__icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.card__text {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

/* Steps */
.step {
  text-align: center;
}

.step__number {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.step h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-xs);
}

.step p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Form */
.contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.contact__form input,
.contact__form textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-size: var(--font-size-base);
  transition: border-color var(--transition);
}

.contact__form input:focus,
.contact__form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.contact__form .btn {
  align-self: center;
  margin-top: var(--space-xs);
}

/* Placeholder image */
.placeholder-img {
  background: var(--color-surface);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

/* Scroll Animations */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}