@import 'variables.css';

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-primary-light); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent); }

img, svg { display: block; max-width: 100%; }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* --- Nav --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(10, 14, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
}

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

.nav__logo-icon { width: 36px; height: 36px; flex-shrink: 0; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav__link {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
}

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

.nav__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.lang-switch {
  display: flex;
  background: var(--color-bg-card);
  border-radius: var(--radius-sm);
  padding: 3px;
  border: 1px solid var(--color-border);
}

.lang-btn {
  background: none;
  border: none;
  color: var(--color-text-dim);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 0.65rem;
  border-radius: 4px;
  cursor: pointer;
  font-family: inherit;
  transition: all var(--transition);
}

.lang-btn.active {
  background: var(--gradient-primary);
  color: #fff;
}

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

.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

.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); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: all var(--transition);
}

.btn--primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-glow);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 50px rgba(99, 102, 241, 0.4);
  color: #fff;
}

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

.btn--outline:hover {
  border-color: var(--color-primary-light);
  color: var(--color-primary-light);
}

.btn--ghost {
  background: rgba(255,255,255,0.06);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  width: 100%;
}

.btn--ghost:hover { background: rgba(99, 102, 241, 0.15); color: var(--color-primary-light); }

/* --- Sections --- */
section { padding: var(--space-2xl) 0; }

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-xl);
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.section-desc {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-height) + var(--space-xl)) var(--space-md) var(--space-xl);
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.35), transparent),
    radial-gradient(ellipse 60% 40% at 100% 50%, rgba(34, 211, 238, 0.12), transparent);
  pointer-events: none;
}

.hero__grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

.hero__content {
  position: relative;
  text-align: center;
  max-width: 800px;
}

.hero__tag {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 6vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, #fff 0%, #c7d2fe 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto var(--space-lg);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
}

/* --- Features --- */
.features { background: var(--color-bg); }

.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-md);
}

.feature-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: transform var(--transition), border-color var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(99, 102, 241, 0.35);
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-accent-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  color: var(--color-accent);
}

.feature-card__icon svg { width: 24px; height: 24px; }

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.feature-card p { color: var(--color-text-muted); font-size: 0.95rem; }

/* --- Workflow --- */
.workflow { background: var(--color-bg-elevated); }

.workflow__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  counter-reset: step;
}

.workflow__step {
  text-align: center;
  position: relative;
}

.workflow__step::before {
  counter-increment: step;
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-md);
  border-radius: 50%;
  background: var(--gradient-primary);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  color: #fff;
}

.workflow__step h3 {
  font-size: 1rem;
  margin-bottom: 0.35rem;
}

.workflow__step p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* --- Pricing --- */
.pricing { background: var(--color-bg); }

.pricing__note {
  text-align: center;
  color: var(--color-text-dim);
  font-size: 0.9rem;
  margin-bottom: var(--space-sm);
}

.pricing__digital {
  text-align: center;
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  align-items: stretch;
}

.pricing-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
}

.pricing-card--featured {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
  position: relative;
}

.pricing-card__name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.pricing-card__price {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
}

.pricing-card__period {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}

.pricing-card__year {
  color: var(--color-text-dim);
  font-size: 0.8rem;
  margin-bottom: var(--space-md);
}

.pricing-card__features {
  list-style: none;
  flex: 1;
  margin-bottom: var(--space-md);
}

.pricing-card__features li {
  padding: 0.4rem 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  padding-left: 1.25rem;
  position: relative;
}

.pricing-card__features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

/* --- FAQ --- */
.faq { background: var(--color-bg-elevated); }

.faq__list {
  max-width: 720px;
  margin: 0 auto;
}

.faq__item {
  border-bottom: 1px solid var(--color-border);
}

.faq__question {
  width: 100%;
  background: none;
  border: none;
  color: var(--color-text);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  padding: var(--space-md) 2rem var(--space-md) 0;
  cursor: pointer;
  position: relative;
}

.faq__question::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  color: var(--color-primary-light);
  transition: transform var(--transition);
}

.faq__item.open .faq__question::after {
  transform: translateY(-50%) rotate(45deg);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq__answer-inner {
  padding: 0 0 var(--space-md);
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.faq__item.open .faq__answer { max-height: 200px; }

/* --- Contact --- */
.contact { background: var(--color-bg); }

.contact__box {
  max-width: 480px;
  margin: 0 auto;
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
}

.contact__item {
  margin-bottom: var(--space-md);
}

.contact__item:last-child { margin-bottom: 0; }

.contact__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-dim);
  margin-bottom: 0.35rem;
}

.contact__value {
  font-size: 1.1rem;
  font-weight: 600;
}

.contact__value a { color: var(--color-accent); }

/* --- Footer --- */
.footer {
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  padding: var(--space-xl) 0 var(--space-lg);
}

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

.footer__brand p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-top: var(--space-sm);
  line-height: 1.7;
}

.footer__heading {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-dim);
  margin-bottom: var(--space-sm);
}

.footer__links ul { list-style: none; }

.footer__links li { margin-bottom: 0.4rem; }

.footer__links a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.footer__bottom {
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--color-text-dim);
}

/* --- Legal pages --- */
.legal-page {
  padding-top: calc(var(--nav-height) + var(--space-xl));
  min-height: 100vh;
}

.legal__header {
  margin-bottom: var(--space-lg);
}

.legal__header h1 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: var(--space-xs);
}

.legal__updated {
  color: var(--color-text-dim);
  font-size: 0.9rem;
}

.legal__intro {
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  font-size: 1.05rem;
}

.legal__section {
  margin-bottom: var(--space-lg);
}

.legal__section h2 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: var(--space-sm);
  color: var(--color-primary-light);
}

.legal__section p {
  color: var(--color-text-muted);
  line-height: 1.75;
}

.legal__back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: var(--space-lg);
  font-weight: 600;
}

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

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

/* --- Responsive --- */
@media (max-width: 900px) {
  .workflow__steps { grid-template-columns: repeat(2, 1fr); }
  .pricing__grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav__toggle { display: flex; }

  .nav__links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-bg-elevated);
    padding: var(--space-md);
    gap: 0;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }

  .nav__links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav__links li { width: 100%; }

  .nav__link {
    display: block;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--color-border);
  }

  .nav__actions .lang-switch { display: none; }

  .nav__links.open ~ .nav__actions .lang-switch,
  .nav__inner .lang-switch--mobile { display: flex; }

  .workflow__steps { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
}