/* ============================================
   COMPONENTS - Proctor IQ
   Navbar · Footer · Buttons · Cards · Badges · Forms
   ============================================ */

/* ================================================================
   NAVBAR — Floating Pill
   ================================================================ */

/* Outer shell: positions and provides top padding. Transparent so
   content behind the padding area stays clickable.               */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: var(--sp-4) var(--sp-6);
  pointer-events: none;
  transition: padding var(--t-base);
}
.navbar > .container { pointer-events: none; }
.navbar.scrolled     { padding: var(--sp-3) var(--sp-6); }

/* The pill — the actual visible navbar */
.navbar__inner {
  pointer-events: auto;
  display: flex;
  align-items: center;
  height: 56px;
  padding: 0 var(--sp-2) 0 var(--sp-5);
  gap: 0;
  background: rgba(8, 11, 20, 0.82);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: var(--r-full);
  position: relative;
  /* top-edge glass highlight + depth shadow */
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.07),
    0 4px 24px rgba(0, 0, 0, 0.45),
    0 1px 4px  rgba(0, 0, 0, 0.3);
  transition: box-shadow var(--t-base);
}
.navbar.scrolled .navbar__inner {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.09),
    0 8px 40px rgba(0, 0, 0, 0.55),
    0 2px 8px  rgba(0, 0, 0, 0.4);
}

/* Gradient border via mask trick */
.navbar__inner::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--r-full);
  padding: 1px;
  background: linear-gradient(
    120deg,
    rgba(59, 130, 246, 0.55) 0%,
    rgba(99, 102, 241, 0.30) 45%,
    rgba(255, 255, 255, 0.05) 100%
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box,
                linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

/* Logo */
.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.navbar__logo-mark {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 0 14px rgba(59, 130, 246, 0.4);
}

/* Separator between logo and links */
.navbar__sep {
  width: 1px;
  height: 20px;
  background: rgba(255, 255, 255, 0.09);
  margin: 0 var(--sp-5);
  flex-shrink: 0;
}

/* Nav links */
.navbar__nav {
  display: flex;
  align-items: center;
  gap: 2px;
}

.navbar__link {
  padding: 6px var(--sp-4);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--r-full);
  transition: color var(--t-fast), background var(--t-fast);
  white-space: nowrap;
}
.navbar__link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.07);
}
.navbar__link.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.07);
}

/* Actions */
.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-left: auto;
  padding-left: var(--sp-4);
}

/* Gradient CTA pill inside the navbar */
.navbar__actions .btn--primary,
.navbar__actions .btn--accent {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-color: transparent;
  border-radius: var(--r-full);
  font-size: 0.8125rem;
  padding: 0.4375rem 1rem;
  box-shadow: 0 0 18px rgba(99, 102, 241, 0.25);
  color: #fff;
}
.navbar__actions .btn--primary:hover,
.navbar__actions .btn--accent:hover {
  opacity: 0.88;
  box-shadow: 0 0 28px rgba(99, 102, 241, 0.45);
  transform: translateY(-1px);
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-color: transparent;
}

/* Hamburger */
.navbar__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-full);
  transition: background var(--t-fast);
  flex-shrink: 0;
  margin-left: auto;
}
.navbar__burger:hover { background: rgba(255, 255, 255, 0.07); }

.navbar__burger-line {
  width: 18px;
  height: 1.5px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: transform var(--t-base), opacity var(--t-base);
}
.navbar__burger.open .navbar__burger-line:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.navbar__burger.open .navbar__burger-line:nth-child(2) { opacity: 0; transform: scaleX(0); }
.navbar__burger.open .navbar__burger-line:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile drawer — floating panel that drops below the pill */
.navbar__drawer {
  display: none;
  position: fixed;
  top: calc(var(--sp-4) + 56px + var(--sp-2));
  left: var(--sp-4);
  right: var(--sp-4);
  background: rgba(8, 11, 20, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--r-xl);
  padding: var(--sp-3);
  flex-direction: column;
  gap: 2px;
  z-index: 999;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.55);
}
.navbar__drawer.open { display: flex; }

.navbar__drawer-link {
  padding: var(--sp-3) var(--sp-4);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--r-md);
  transition: color var(--t-fast), background var(--t-fast);
}
.navbar__drawer-link:hover { color: var(--text-primary); background: rgba(255, 255, 255, 0.06); }
.navbar__drawer-cta {
  margin-top: var(--sp-2);
  width: 100%;
  justify-content: center;
  border-radius: var(--r-md);
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%) !important;
  border-color: transparent !important;
  color: #fff !important;
}

/* ================================================================
   BUTTONS
   ================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 0.6875rem 1.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--r-md);
  transition: all var(--t-base);
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
  letter-spacing: -0.01em;
  text-decoration: none;
}
.btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; }

.btn--primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn--primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  box-shadow: var(--shadow-glow-blue);
  transform: translateY(-1px);
}
.btn--primary:active { transform: translateY(0); }

.btn--ghost {
  background: var(--glass-bg);
  color: var(--text-primary);
  border-color: var(--glass-border);
}
.btn--ghost:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  transform: translateY(-1px);
}

.btn--accent {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn--accent:hover {
  background: #4f46e5;
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow-indigo);
}

.btn--outline {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--glass-border);
}
.btn--outline:hover { color: var(--text-primary); border-color: var(--glass-border-hover); background: var(--glass-bg); }

.btn--lg { padding: 0.875rem 2rem; font-size: 1rem; }
.btn--sm { padding: 0.5rem 1rem;   font-size: 0.875rem; }
.btn--full { width: 100%; justify-content: center; }

.btn--loading { pointer-events: none; opacity: 0.65; }

.btn__arrow { transition: transform var(--t-fast); }
.btn:hover .btn__arrow { transform: translateX(4px); }

/* ================================================================
   CARDS
   ================================================================ */
.card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  padding: var(--sp-8);
  transition: border-color var(--t-base), background var(--t-base), transform var(--t-base);
}
.card:hover {
  border-color: var(--glass-border-hover);
  background: var(--glass-bg-hover);
  transform: translateY(-3px);
}
.card--static:hover { transform: none; }

/* ================================================================
   BADGES & TAGS
   ================================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--r-full);
  border: 1px solid transparent;
  letter-spacing: 0.02em;
}

.badge--blue   { background: var(--primary-glow); color: var(--primary-light); border-color: rgba(59,130,246,0.3); }
.badge--indigo { background: var(--accent-glow);  color: var(--accent-light);  border-color: rgba(99,102,241,0.3); }
.badge--green  { background: rgba(16,185,129,0.1); color: #34d399; border-color: rgba(16,185,129,0.3); }

.badge--live::before {
  content: '';
  width: 6px; height: 6px;
  background: #34d399;
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.75); }
}

.tag {
  display: inline-block;
  padding: 3px 10px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--r-sm);
}

.tag--blue {
  color: var(--primary-light);
  background: rgba(59,130,246,0.08);
  border-color: rgba(59,130,246,0.2);
}

/* ================================================================
   ICON BOX
   ================================================================ */
.icon-box {
  width: 48px; height: 48px;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.icon-box--blue   { background: var(--primary-glow); color: var(--primary-light); border: 1px solid rgba(59,130,246,0.25); }
.icon-box--indigo { background: var(--accent-glow);  color: var(--accent-light);  border: 1px solid rgba(99,102,241,0.25); }
.icon-box--green  { background: rgba(16,185,129,0.1); color: #34d399; border: 1px solid rgba(16,185,129,0.25); }

/* ================================================================
   FORMS
   ================================================================ */
.form { display: flex; flex-direction: column; gap: var(--sp-5); }

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-5);
}

.form__group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.form__label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}
.form__label--req::after { content: ' *'; color: var(--error); }

.form__input,
.form__textarea,
.form__select {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-md);
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-size: 0.9375rem;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}
.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}
.form__input::placeholder,
.form__textarea::placeholder { color: var(--text-muted); }
.form__textarea { resize: vertical; min-height: 120px; }

.form__select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 2.5rem;
}
.form__select option { background: var(--bg-elevated); color: var(--text-primary); }

.form__error { font-size: 0.8125rem; color: var(--error); display: none; }
.form__group.has-error .form__input,
.form__group.has-error .form__textarea,
.form__group.has-error .form__select { border-color: var(--error); }
.form__group.has-error .form__error { display: block; }

.form__note {
  font-size: 0.8125rem;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: var(--sp-2);
  line-height: 1.5;
}

/* ================================================================
   CTA BANNER (shared)
   ================================================================ */
.cta-banner {
  background: linear-gradient(135deg, rgba(59,130,246,0.07) 0%, rgba(99,102,241,0.07) 100%);
  border: 1px solid rgba(99,102,241,0.18);
  border-radius: var(--r-2xl);
  padding: var(--sp-16) var(--sp-12);
  text-align: center;
}

.cta-banner__title { font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: var(--sp-4); }
.cta-banner__text  { font-size: 1.0625rem; color: var(--text-secondary); margin-bottom: var(--sp-8); max-width: 480px; margin-inline: auto; margin-bottom: var(--sp-8); }
.cta-banner__actions { display: flex; align-items: center; justify-content: center; gap: var(--sp-4); flex-wrap: wrap; }

/* ================================================================
   FOOTER
   ================================================================ */
.footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--glass-border);
  padding-top: var(--sp-16);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sp-12);
  padding-bottom: var(--sp-16);
}

.footer__brand { display: flex; flex-direction: column; gap: var(--sp-4); }

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-weight: 700;
  font-size: 1.0625rem;
  color: var(--text-primary);
}

.footer__logo-mark {
  width: 30px; height: 30px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.footer__desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 260px;
}

.footer__col-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--sp-5);
}

.footer__links { display: flex; flex-direction: column; gap: var(--sp-3); }

.footer__link {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color var(--t-fast);
}
.footer__link:hover { color: var(--text-secondary); }

.footer__bottom {
  border-top: 1px solid var(--glass-border);
  padding-block: var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__copyright { font-size: 0.8125rem; color: var(--text-muted); }

.footer__bottom-links { display: flex; gap: var(--sp-6); }
.footer__bottom-link {
  font-size: 0.8125rem;
  color: var(--text-muted);
  transition: color var(--t-fast);
}
.footer__bottom-link:hover { color: var(--text-secondary); }

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 768px) {
  .navbar { padding: var(--sp-3); }
  .navbar__nav,
  .navbar__actions,
  .navbar__sep  { display: none; }
  .navbar__burger { display: flex; }
  .navbar__drawer {
    top: calc(var(--sp-3) + 56px + var(--sp-2));
    left: var(--sp-3);
    right: var(--sp-3);
  }

  .form__row { grid-template-columns: 1fr; }

  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--sp-8); }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: var(--sp-3); text-align: center; }
  .footer__bottom-links { flex-wrap: wrap; justify-content: center; }
}