/* ============================================================
   AutEvo AI Components
   Reusable UI components for the marketing site
   ============================================================ */

/* ============================================================
   Navigation
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  padding: var(--space-5) 0;
  transition: var(--transition-base);
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
  padding: var(--space-3) 0;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--section-px);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-neutral-0);
  text-decoration: none;
  letter-spacing: var(--tracking-tight);
  transition: var(--transition-fast);
}

.nav.scrolled .nav__logo {
  color: var(--color-neutral-900);
}

.nav__logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  color: white;
  font-weight: var(--weight-black);
}

.nav__logo-text span {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.nav__link {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition-fast);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  transition: var(--transition-base);
}

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

.nav__link:hover {
  color: var(--color-neutral-0);
}

.nav.scrolled .nav__link {
  color: var(--color-neutral-600);
}

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

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.nav__login {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition-fast);
}

.nav__login:hover {
  color: var(--color-neutral-0);
}

.nav.scrolled .nav__login {
  color: var(--color-neutral-600);
}

.nav.scrolled .nav__login:hover {
  color: var(--color-primary);
}

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

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-neutral-0);
  border-radius: var(--radius-full);
  transition: var(--transition-base);
}

.nav.scrolled .nav__hamburger span {
  background: var(--color-neutral-700);
}

.nav__hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.nav__hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile menu */
.nav__mobile {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: var(--z-overlay);
  padding: 6rem var(--section-px) var(--space-8);
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
}

.nav__mobile.open {
  display: flex;
}

.nav__mobile a {
  color: var(--color-neutral-0);
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  text-decoration: none;
  transition: var(--transition-fast);
}

.nav__mobile a:hover {
  color: var(--color-primary-400);
}

@media (max-width: 768px) {
  .nav__links,
  .nav__actions {
    display: none;
  }
  .nav__hamburger {
    display: flex;
  }
}


/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-none);
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary-400);
  outline-offset: 2px;
}

/* Primary — gradient with glow */
.btn--primary {
  background: var(--gradient-primary);
  color: var(--color-neutral-0);
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.4);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(79, 70, 229, 0.5);
  color: var(--color-neutral-0);
}

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

/* Secondary — outlined */
.btn--secondary {
  background: transparent;
  color: var(--color-neutral-0);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn--secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
  color: var(--color-neutral-0);
}

/* Ghost — text only */
.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  padding-left: var(--space-3);
  padding-right: var(--space-3);
}

.btn--ghost:hover {
  background: var(--color-primary-50);
  color: var(--color-primary-700);
}

/* Outline — for light backgrounds */
.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-neutral-0);
}

/* Accent */
.btn--accent {
  background: var(--gradient-accent);
  color: var(--color-neutral-0);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.btn--accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.45);
  color: var(--color-neutral-0);
}

/* White (for dark backgrounds) */
.btn--white {
  background: var(--color-neutral-0);
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.btn--white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--color-primary-700);
}

/* Sizes */
.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  border-radius: var(--radius-xl);
}

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

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

/* Icon in button */
.btn__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.btn--lg .btn__icon {
  width: 20px;
  height: 20px;
}


/* ============================================================
   Section Headers
   ============================================================ */
.section-header {
  text-align: center;
  max-width: 48rem;
  margin: 0 auto var(--space-16);
}

.section-header__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-4);
  background: var(--color-primary-50);
  color: var(--color-primary);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.section--dark .section-header__badge {
  background: rgba(99, 102, 241, 0.15);
  color: var(--color-primary-300);
}

.section-header__title {
  margin-bottom: var(--space-4);
}

.section-header__subtitle {
  font-size: var(--text-lg);
  color: var(--color-neutral-500);
  max-width: 42rem;
  margin: 0 auto;
  line-height: var(--leading-relaxed);
}

.section--dark .section-header__subtitle {
  color: var(--color-neutral-400);
}


/* ============================================================
   Cards
   ============================================================ */
/* Base card */
.card {
  background: var(--color-neutral-0);
  border: var(--border-default);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: var(--transition-base);
}

.card:hover {
  border-color: var(--color-neutral-300);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

/* Feature card */
.card--feature {
  position: relative;
  overflow: hidden;
}

.card--feature::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: var(--transition-base);
}

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

.card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-50);
  color: var(--color-primary);
  border-radius: var(--radius-lg);
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
}

.card__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-2);
  color: var(--color-neutral-900);
}

.card__text {
  font-size: var(--text-sm);
  color: var(--color-neutral-500);
  line-height: var(--leading-relaxed);
}

/* Pricing card */
.card--pricing {
  text-align: center;
  position: relative;
}

.card--pricing.featured {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
  transform: scale(1.03);
}

.card--pricing.featured:hover {
  transform: scale(1.05);
}

.card--pricing__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: var(--color-neutral-0);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  white-space: nowrap;
}

.card--pricing__name {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-neutral-600);
  margin-bottom: var(--space-2);
}

.card--pricing__price {
  font-size: var(--text-5xl);
  font-weight: var(--weight-black);
  color: var(--color-neutral-900);
  margin-bottom: var(--space-1);
  line-height: var(--leading-none);
}

.card--pricing__price span {
  font-size: var(--text-lg);
  font-weight: var(--weight-normal);
  color: var(--color-neutral-500);
}

.card--pricing__desc {
  font-size: var(--text-sm);
  color: var(--color-neutral-500);
  margin-bottom: var(--space-6);
}

.card--pricing__features {
  text-align: left;
  margin-bottom: var(--space-8);
}

.card--pricing__features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  font-size: var(--text-sm);
  color: var(--color-neutral-600);
}

.card--pricing__features li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: var(--weight-bold);
  flex-shrink: 0;
}

/* Testimonial card */
.card--testimonial {
  position: relative;
}

.card--testimonial__stars {
  color: #fbbf24;
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
  letter-spacing: 2px;
}

.card--testimonial__quote {
  font-size: var(--text-base);
  color: var(--color-neutral-600);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
  font-style: italic;
}

.card--testimonial__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.card--testimonial__avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--color-primary-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--weight-bold);
  color: var(--color-primary);
  font-size: var(--text-sm);
}

.card--testimonial__name {
  font-weight: var(--weight-semibold);
  color: var(--color-neutral-900);
  font-size: var(--text-sm);
}

.card--testimonial__role {
  font-size: var(--text-xs);
  color: var(--color-neutral-500);
}

/* Blog card */
.card--blog {
  padding: 0;
  overflow: hidden;
}

.card--blog__image {
  width: 100%;
  height: 200px;
  background: var(--color-neutral-100);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-neutral-400);
  font-size: var(--text-sm);
}

.card--blog__body {
  padding: var(--space-6);
}

.card--blog__tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-bottom: var(--space-2);
}

.card--blog__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-neutral-900);
  margin-bottom: var(--space-2);
  line-height: var(--leading-snug);
}

.card--blog__title a {
  color: inherit;
  text-decoration: none;
}

.card--blog__title a:hover {
  color: var(--color-primary);
}

.card--blog__excerpt {
  font-size: var(--text-sm);
  color: var(--color-neutral-500);
  margin-bottom: var(--space-4);
  line-height: var(--leading-relaxed);
}

.card--blog__meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-neutral-400);
}


/* ============================================================
   Screenshot / Device Frame
   ============================================================ */
.device-frame {
  position: relative;
  background: var(--color-neutral-800);
  border-radius: var(--radius-xl);
  padding: var(--space-1);
  box-shadow: var(--shadow-2xl);
  overflow: hidden;
}

.device-frame--laptop {
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.device-frame__toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--color-neutral-900);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.device-frame__dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
}

.device-frame__dot:nth-child(1) { background: #ef4444; }
.device-frame__dot:nth-child(2) { background: #fbbf24; }
.device-frame__dot:nth-child(3) { background: #22c55e; }

.device-frame__url {
  flex: 1;
  margin-left: var(--space-4);
  height: 24px;
  background: var(--color-neutral-800);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  padding: 0 var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-neutral-500);
}

.device-frame__screen {
  width: 100%;
  aspect-ratio: 16 / 10;
  background: var(--color-neutral-100);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-neutral-400);
  font-size: var(--text-sm);
  overflow: hidden;
}

.device-frame__screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}


/* ============================================================
   Stats Row
   ============================================================ */
.stats-row {
  display: flex;
  justify-content: center;
  gap: var(--space-16);
  padding: var(--space-10) 0;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat__number {
  font-size: var(--text-4xl);
  font-weight: var(--weight-black);
  color: var(--color-neutral-0);
  line-height: var(--leading-none);
  margin-bottom: var(--space-1);
}

.stat__label {
  font-size: var(--text-sm);
  color: var(--color-neutral-400);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}


/* ============================================================
   Comparison Table
   ============================================================ */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.comparison-table thead th {
  background: var(--color-neutral-900);
  color: var(--color-neutral-0);
  padding: var(--space-4) var(--space-6);
  text-align: left;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
}

.comparison-table tbody td {
  padding: var(--space-4) var(--space-6);
  border-bottom: var(--border-light);
  font-size: var(--text-sm);
  color: var(--color-neutral-600);
}

.comparison-table tbody tr:last-child td {
  border-bottom: none;
}

.comparison-table tbody tr:hover {
  background: var(--color-neutral-50);
}

.comparison-table .highlight-col {
  background: var(--color-primary-50);
  font-weight: var(--weight-semibold);
  color: var(--color-primary-700);
}

.comparison-table .check {
  color: var(--color-accent);
  font-weight: var(--weight-bold);
  font-size: var(--text-lg);
}

.comparison-table .cross {
  color: var(--color-neutral-300);
  font-size: var(--text-lg);
}


/* ============================================================
   Accordion / FAQ
   ============================================================ */
.accordion {
  border: var(--border-default);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.accordion__item {
  border-bottom: var(--border-default);
}

.accordion__item:last-child {
  border-bottom: none;
}

.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-neutral-800);
  text-align: left;
  cursor: pointer;
  transition: var(--transition-fast);
  background: none;
  border: none;
}

.accordion__trigger:hover {
  background: var(--color-neutral-50);
}

.accordion__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: var(--transition-base);
  color: var(--color-neutral-400);
}

.accordion__item.open .accordion__icon {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.accordion__content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-base) var(--ease-default);
}

.accordion__item.open .accordion__content {
  max-height: 500px;
}

.accordion__body {
  padding: 0 var(--space-6) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-neutral-500);
  line-height: var(--leading-relaxed);
}


/* ============================================================
   Forms
   ============================================================ */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-neutral-700);
  margin-bottom: var(--space-2);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--color-neutral-800);
  background: var(--color-neutral-0);
  border: 1px solid var(--color-neutral-300);
  border-radius: var(--radius-lg);
  transition: var(--transition-fast);
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-input::placeholder {
  color: var(--color-neutral-400);
}

.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' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  padding-right: var(--space-10);
}


/* ============================================================
   Toggle Switch
   ============================================================ */
.toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
}

.toggle__track {
  width: 48px;
  height: 26px;
  background: var(--color-neutral-300);
  border-radius: var(--radius-full);
  position: relative;
  transition: var(--transition-base);
}

.toggle__track.active {
  background: var(--color-primary);
}

.toggle__thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: var(--color-neutral-0);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
}

.toggle__track.active .toggle__thumb {
  left: 25px;
}

.toggle__label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-neutral-500);
}

.toggle__label.active {
  color: var(--color-primary);
  font-weight: var(--weight-semibold);
}


/* ============================================================
   Badges & Pills
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.badge--primary {
  background: var(--color-primary-50);
  color: var(--color-primary);
}

.badge--accent {
  background: var(--color-accent-50);
  color: var(--color-accent-700);
}

.badge--dark {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-neutral-300);
}

.badge--new {
  background: var(--gradient-primary);
  color: var(--color-neutral-0);
}


/* ============================================================
   Split Section (text + image side by side)
   ============================================================ */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.split--reverse {
  direction: rtl;
}

.split--reverse > * {
  direction: ltr;
}

@media (max-width: 768px) {
  .split {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
  .split--reverse {
    direction: ltr;
  }
}


/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: var(--color-neutral-900);
  color: var(--color-neutral-400);
  padding: var(--space-16) 0 var(--space-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

@media (max-width: 768px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 480px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }
}

.footer__brand {
  max-width: 280px;
}

.footer__brand-name {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-neutral-0);
  margin-bottom: var(--space-3);
}

.footer__brand-desc {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-5);
}

.footer__social {
  display: flex;
  gap: var(--space-3);
}

.footer__social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-neutral-400);
  transition: var(--transition-fast);
  font-size: var(--text-sm);
}

.footer__social a:hover {
  background: var(--color-primary);
  color: var(--color-neutral-0);
}

.footer__heading {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-neutral-0);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-4);
}

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

.footer__links a {
  font-size: var(--text-sm);
  color: var(--color-neutral-400);
  text-decoration: none;
  transition: var(--transition-fast);
}

.footer__links a:hover {
  color: var(--color-neutral-0);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: var(--text-xs);
}

.footer__bottom a {
  color: var(--color-neutral-400);
  text-decoration: none;
}

.footer__bottom a:hover {
  color: var(--color-neutral-0);
}

@media (max-width: 480px) {
  .footer__bottom {
    flex-direction: column;
    gap: var(--space-3);
    text-align: center;
  }
}


/* ============================================================
   CTA Banner
   ============================================================ */
.cta-banner {
  text-align: center;
  padding: var(--space-20) var(--section-px);
  background: var(--gradient-hero);
  border-radius: var(--radius-2xl);
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
              radial-gradient(circle at 70% 50%, rgba(124, 58, 237, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.cta-banner > * {
  position: relative;
}

.cta-banner__title {
  font-size: var(--text-4xl);
  font-weight: var(--weight-black);
  color: var(--color-neutral-0);
  margin-bottom: var(--space-4);
}

.cta-banner__subtitle {
  font-size: var(--text-lg);
  color: var(--color-neutral-300);
  margin-bottom: var(--space-8);
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner__actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}


/* ============================================================
   Hero Orbs (decorative background)
   ============================================================ */
.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-bg__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
}

.hero-bg__orb--1 {
  width: 600px;
  height: 600px;
  background: rgba(79, 70, 229, 0.3);
  top: -200px;
  right: -100px;
  animation: float 8s ease-in-out infinite;
}

.hero-bg__orb--2 {
  width: 400px;
  height: 400px;
  background: rgba(124, 58, 237, 0.2);
  bottom: -100px;
  left: -50px;
  animation: float 10s ease-in-out infinite reverse;
}

.hero-bg__orb--3 {
  width: 300px;
  height: 300px;
  background: rgba(16, 185, 129, 0.15);
  top: 40%;
  left: 60%;
  animation: float 12s ease-in-out infinite 2s;
}


/* ============================================================
   Tabs
   ============================================================ */
.tabs {
  display: flex;
  gap: var(--space-1);
  background: var(--color-neutral-100);
  border-radius: var(--radius-lg);
  padding: var(--space-1);
  overflow-x: auto;
}

.tab {
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-neutral-500);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-fast);
  white-space: nowrap;
  border: none;
  background: none;
}

.tab:hover {
  color: var(--color-neutral-700);
}

.tab.active {
  background: var(--color-neutral-0);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
  font-weight: var(--weight-semibold);
}

.tab-panel {
  display: none;
  animation: fadeIn var(--duration-base) var(--ease-out);
}

.tab-panel.active {
  display: block;
}


/* ============================================================
   Page-specific: Pricing toggle
   ============================================================ */
.pricing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
}

.pricing-toggle__label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-neutral-500);
  transition: var(--transition-fast);
}

.pricing-toggle__label.active {
  color: var(--color-neutral-900);
  font-weight: var(--weight-semibold);
}

.pricing-toggle__save {
  background: var(--color-accent-50);
  color: var(--color-accent-700);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
}


/* ============================================================
   Back-to-top Button
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: var(--color-neutral-0);
  border: none;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  opacity: 0;
  transform: translateY(10px);
  transition: var(--transition-base);
  z-index: var(--z-sticky);
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary-700);
  transform: translateY(-2px);
}


/* ============================================================
   Loading / Skeleton
   ============================================================ */
.skeleton {
  background: linear-gradient(90deg,
    var(--color-neutral-100) 25%,
    var(--color-neutral-200) 37%,
    var(--color-neutral-100) 63%
  );
  background-size: 400% 100%;
  animation: skeleton-loading 1.4s ease infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton-loading {
  0% { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}