/* ==========================================================================
   Components — Nav, Buttons, Cards, Badges, Form Elements
   ========================================================================== */

/* --- Navigation --- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 100;
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.nav--scrolled {
  background: rgba(14, 28, 66, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-lg);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-white);
  letter-spacing: -0.02em;
}

.nav__logo span {
  color: var(--color-bitstream-blue);
}

.nav__links {
  display: none;
  gap: var(--space-1);
}

.nav__link {
  font-family: var(--font-body);
  color: var(--color-text-on-dark-muted);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--border-radius);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.1);
}

.nav__cta {
  display: none;
}

/* --- Mobile Menu Toggle --- */

.nav__toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  cursor: pointer;
}

@media (min-width: 993px) {
  .nav__links {
    display: flex !important;
  }
  .nav__cta {
    display: inline-flex !important;
  }
  .nav__toggle {
    display: none !important;
  }
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

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

.nav__toggle--open span:nth-child(2) {
  opacity: 0;
}

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

/* --- Mobile Menu --- */

.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(14, 28, 66, 0.98);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: var(--space-8) var(--space-6);
  z-index: 99;
}

.nav__mobile--open {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.nav__mobile .nav__link {
  font-size: var(--text-xl);
  padding: var(--space-3) 0;
}

/* --- Buttons --- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-heading);
  font-weight: var(--weight-bold);
  font-size: var(--text-sm);
  border-radius: var(--border-radius-full);
  transition: all var(--transition-base);
  white-space: nowrap;
  text-decoration: none;
}

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

.btn--primary:hover {
  background: #3CB8D8;
  color: var(--color-primary);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.btn--secondary {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn--secondary:hover {
  border-color: var(--color-bitstream-blue);
  color: var(--color-bitstream-blue);
  transform: translateY(-2px);
}

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

.btn--orange:hover {
  background: #e07d0e;
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(247, 143, 30, 0.3);
}

.btn--ghost {
  background: transparent;
  color: var(--color-accent-dark);
  border: 2px solid var(--color-accent);
}

.btn--ghost:hover {
  background: var(--color-accent);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

/* --- Cards --- */

.card {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: var(--space-8);
  position: relative;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card--gradient-border {
  background: var(--color-white);
  border: none;
  position: relative;
}

.card--gradient-border::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--border-radius-lg);
  padding: 2px;
  background: var(--gradient-card-border);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card--gradient-border:hover::before {
  opacity: 1;
}

.card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  background: linear-gradient(135deg, rgba(85, 200, 232, 0.1), rgba(103, 48, 143, 0.1));
  color: var(--color-accent);
  font-size: var(--text-2xl);
}

.card__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-2);
}

.card__text {
  font-family: var(--font-body);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
}

/* --- Badges --- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--border-radius-full);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(4px);
}

.badge--accent {
  background: rgba(85, 200, 232, 0.15);
  border-color: rgba(85, 200, 232, 0.3);
  color: var(--color-bitstream-blue);
}

/* --- Form Elements --- */

.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--color-surface-alt);
  border-radius: var(--border-radius);
  background: var(--color-white);
  color: var(--color-text);
  font-size: var(--text-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-bitstream-blue);
  box-shadow: 0 0 0 3px rgba(85, 200, 232, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.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='16' height='16' fill='%235a5a7a' viewBox='0 0 16 16'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: var(--space-10);
}

.form-error {
  font-size: var(--text-sm);
  color: #e53e3e;
  margin-top: var(--space-1);
  display: none;
}

.form-group--error .form-input,
.form-group--error .form-select,
.form-group--error .form-textarea {
  border-color: #e53e3e;
}

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

/* --- Stat Block --- */

.stat {
  text-align: center;
}

.stat__number {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: var(--weight-extrabold);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat__number--accent {
  color: var(--color-bitstream-blue);
}

.stat__label {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-on-dark-muted);
  font-weight: var(--weight-medium);
}

/* --- Media Card --- */

.media-card {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.media-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.media-card__player {
  aspect-ratio: 16 / 9;
  background: var(--gradient-hero);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.media-card__player iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.media-card__play-icon {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.media-card__play-icon svg {
  width: 24px;
  height: 24px;
  fill: white;
  margin-left: 3px;
}

.media-card__body {
  padding: var(--space-6);
}

.media-card__show {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-2);
}

.media-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.media-card__quote {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-style: italic;
  line-height: var(--leading-normal);
}

/* --- Testimonial Card --- */

.testimonial {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  position: relative;
}

.testimonial__quote {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-style: italic;
  font-weight: var(--weight-bold);
  line-height: var(--leading-normal);
  color: var(--color-text);
  margin-bottom: var(--space-6);
  position: relative;
  padding-left: var(--space-6);
  border-left: 3px solid var(--color-bitstream-blue);
}

.testimonial__author {
  font-family: var(--font-heading);
  font-weight: var(--weight-semibold);
  color: var(--color-text-secondary);
}

.testimonial__role {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* --- Topic Card --- */

.topic-card {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: var(--space-6);
  border-left: 4px solid var(--color-bitstream-blue);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.topic-card:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-portal-purple);
}

.topic-card__hook {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.topic-card__desc {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-normal);
}

.topic-card__tag {
  display: inline-block;
  margin-top: var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-portal-purple);
  background: rgba(103, 48, 143, 0.08);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--border-radius-full);
}

/* --- Press Links --- */

.press-link {
  display: inline-flex;
  align-items: center;
  padding: var(--space-3) var(--space-6);
  background: var(--color-white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  text-decoration: none;
}

.press-link:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.press-link__name {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

/* --- Audio Player Card --- */

.media-card__player--audio {
  aspect-ratio: auto;
  min-height: 120px;
  padding: 0;
}

.media-card__player--audio audio {
  width: 100%;
  border-radius: 4px;
}

/* --- Video/Audio native controls styling --- */

.media-card__player video,
.media-card__player audio {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-card__player video {
  background: var(--color-primary);
}