/* ==============================
   NAVIGATION
   ============================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  height: var(--nav-height);
  transition: background-color var(--transition-base), box-shadow var(--transition-base), backdrop-filter var(--transition-base);
}

.nav--scrolled {
  background-color: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--color-border), var(--shadow-md);
}

.nav > .container {
  height: 100%;
}

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

.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.nav__logo {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
}

.nav__wordmark {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

.nav__wordmark span {
  color: var(--color-accent);
}

.nav__links {
  display: none;
  align-items: center;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .nav__links {
    display: flex;
  }
}

.nav__link {
  font-size: var(--text-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 2px;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  cursor: pointer;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-3);
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.lang-toggle:hover {
  color: var(--color-text-primary);
  border-color: var(--color-accent);
}

.lang-toggle__sep {
  opacity: 0.4;
  margin-inline: 2px;
}

.lang-toggle [data-lang].active {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-2);
}

@media (min-width: 768px) {
  .hamburger {
    display: none;
  }
}

.hamburger__line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text-secondary);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.hamburger.is-open .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.is-open .hamburger__line:nth-child(2) {
  opacity: 0;
}

.hamburger.is-open .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4);
  z-index: calc(var(--z-nav) - 1);
  flex-direction: column;
  gap: var(--space-2);
}

.mobile-menu.is-open {
  display: flex;
}

.mobile-menu__link {
  font-size: var(--text-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.mobile-menu__link:hover {
  background-color: var(--color-accent-dim);
  color: var(--color-text-primary);
}


/* ==============================
   BUTTONS
   ============================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast), opacity var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
  border: none;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--primary {
  background-color: var(--color-accent);
  color: #000;
}

.btn--primary:hover {
  box-shadow: 0 4px 20px var(--color-accent-glow);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-text-primary);
  border: 1.5px solid var(--color-border-accent);
}

.btn--secondary:hover {
  background-color: var(--color-accent-dim);
  border-color: var(--color-accent);
}

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

/* Store Buttons */
.store-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  background-color: var(--color-surface-elevated);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text-primary);
  text-decoration: none;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  min-width: 160px;
}

.store-btn:hover {
  transform: translateY(-2px);
  border-color: var(--color-accent);
  box-shadow: 0 4px 16px var(--color-accent-glow);
}

.store-btn__icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  fill: var(--color-text-primary);
}

.store-btn__text {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.store-btn__label {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  line-height: 1.2;
}

.store-btn__name {
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
  line-height: 1.2;
}

.store-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}


/* ==============================
   CARDS
   ============================== */
.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

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


/* ==============================
   TRUST STRIP
   ============================== */
.trust-strip {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-6);
}

.trust-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-6) var(--space-10);
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
}

.trust-badge__icon {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
}


/* ==============================
   FEATURE CARDS
   ============================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: var(--space-5);
}

.feature-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  --stagger-index: 0;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-border-accent);
  box-shadow: var(--shadow-md), 0 0 0 1px var(--color-border-accent);
}

.feature-card__icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--color-accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  color: var(--color-accent);
}

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

.feature-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.feature-card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.feature-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.badge-premium {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  color: #FFB300;
  background-color: rgba(255, 179, 0, 0.12);
  border: 1px solid rgba(255, 179, 0, 0.3);
  border-radius: var(--radius-full);
  padding: 2px var(--space-2);
  white-space: nowrap;
  flex-shrink: 0;
}


/* ==============================
   PHONE MOCKUP
   ============================== */
.phone-mockup {
  display: flex;
  align-items: center;
  justify-content: center;
}

.phone-mockup__frame {
  position: relative;
  width: 280px;
  aspect-ratio: 9 / 19.5;
  background-color: var(--color-surface);
  border: 8px solid #243050;
  border-radius: 44px;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.08),
    0 0 0 2px #243050,
    var(--shadow-accent),
    var(--shadow-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.phone-mockup__notch {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 28px;
  background-color: #243050;
  border-radius: 0 0 20px 20px;
  z-index: 1;
}

.phone-mockup__screen {
  flex: 1;
  overflow: hidden;
  position: relative;
  border-radius: 36px;
}

.phone-mockup__screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.phone-mockup__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  background: linear-gradient(160deg, var(--color-surface) 0%, var(--color-surface-elevated) 100%);
}

.phone-mockup__placeholder::before {
  content: '';
  display: block;
  width: 40px;
  height: 40px;
  border: 2px dashed var(--color-border-accent);
  border-radius: var(--radius-md);
}

.phone-mockup__home-bar {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 4px;
  background-color: rgba(255,255,255,0.25);
  border-radius: var(--radius-full);
}

/* Small phone variant for screenshots section */
.phone-mockup--sm .phone-mockup__frame {
  width: 210px;
  border-radius: 38px;
  border-width: 6px;
}

.phone-mockup--sm .phone-mockup__notch {
  width: 80px;
  height: 22px;
}

.phone-mockup--sm .phone-mockup__screen {
  border-radius: 32px;
}

/* Hero phone arrangement */
.hero-phone-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-phone-wrap::before {
  content: '';
  position: absolute;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}


/* ==============================
   PRICING CARDS
   ============================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: var(--space-6);
  align-items: stretch;
}

.pricing-card {
  position: relative;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  --stagger-index: 0;
}

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

.pricing-card--featured {
  border-color: var(--color-accent);
  border-width: 2px;
  box-shadow: 0 0 30px rgba(0, 188, 212, 0.2);
}

.pricing-card--featured:hover {
  box-shadow: 0 0 40px rgba(0, 188, 212, 0.35), var(--shadow-lg);
}

.pricing-ribbon {
  position: absolute;
  top: -1px;
  right: var(--space-6);
  background-color: var(--color-accent);
  color: #000;
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: var(--space-1) var(--space-3);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.pricing-card__tier {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}

.pricing-card__amount {
  font-size: var(--text-5xl);
  font-weight: var(--font-weight-extrabold);
  line-height: 1;
}

.pricing-card__period {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.pricing-card__alt-price {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.pricing-features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.pricing-feature {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.pricing-feature__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

.pricing-feature__icon--check {
  color: var(--color-success);
}

.pricing-feature__icon--x {
  color: var(--color-text-muted);
}

.pricing-feature--active {
  color: var(--color-text-primary);
}


/* ==============================
   DOWNLOAD CTA SECTION
   ============================== */
.cta-section {
  text-align: center;
}

.cta-inner {
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface-elevated) 100%);
  border: 1px solid var(--color-border-accent);
  border-radius: var(--radius-2xl);
  padding: clamp(var(--space-10), 8vw, var(--space-20));
  position: relative;
  overflow: hidden;
}

.cta-inner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, var(--color-accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.cta-title {
  font-size: var(--text-5xl);
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--space-4);
  position: relative;
}

.cta-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
  position: relative;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  position: relative;
}

.qr-placeholder {
  width: 120px;
  height: 120px;
  background-color: #fff;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-2);
  color: #333;
  font-size: var(--text-xs);
  font-weight: var(--font-weight-medium);
}

.qr-placeholder__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2px;
  width: 60px;
}

.qr-placeholder__cell {
  aspect-ratio: 1;
  background-color: #333;
  border-radius: 1px;
}

.qr-placeholder__cell:nth-child(even) {
  background-color: transparent;
}

.qr-placeholder__cell:nth-child(3n) {
  background-color: #333;
}


/* ==============================
   FOOTER
   ============================== */
.footer {
  background-color: var(--color-footer-bg);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-10);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

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

.footer__logo {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
}

.footer__wordmark {
  font-size: var(--text-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.footer__wordmark span {
  color: var(--color-accent);
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
}

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

.footer__link:hover {
  color: var(--color-accent);
}

.footer__copy {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  width: 100%;
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}