/* ══════════════════════════════════════════
   OnScreen QR — Design System
   Colors from app: Primary #0891B2, Secondary #7C3AED
   Background #F8FAFC, Glass cards, Gradients
   ══════════════════════════════════════════ */

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

:root {
  --primary: #0891B2;
  --primary-light: #CCFBF1;
  --primary-dark: #164E63;
  --secondary: #7C3AED;
  --secondary-light: #EDE9FE;
  --secondary-dark: #4C1D95;
  --tertiary: #F59E0B;
  --tertiary-light: #FEF3C7;
  --bg: #F8FAFC;
  --surface: #FFFFFF;
  --surface-variant: #F1F5F9;
  --on-bg: #0F172A;
  --on-surface-variant: #475569;
  --outline: #CBD5E1;
  --outline-variant: #E2E8F0;
  --success: #16A34A;
  --error: #DC2626;
  --glass-surface: rgba(255,255,255,0.80);
  --glass-border: rgba(203,213,225,0.30);
  --glass-highlight: rgba(8,145,178,0.10);
  --gradient: linear-gradient(135deg, #0891B2, #7C3AED);
  --gradient-soft: linear-gradient(135deg, rgba(8,145,178,0.08), rgba(124,58,237,0.08));
  --shadow-sm: 0 1px 3px rgba(15,23,42,0.06);
  --shadow-md: 0 4px 16px rgba(15,23,42,0.08);
  --shadow-lg: 0 8px 32px rgba(15,23,42,0.10);
  --shadow-glow: 0 4px 24px rgba(8,145,178,0.18);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 28px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--on-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: var(--font); cursor: pointer; border: none; }
ul { list-style: none; }

/* ── Typography ── */
.text-xs { font-size: 0.75rem; }
.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }
.text-4xl { font-size: 2.25rem; }
.text-5xl { font-size: 3rem; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.text-muted { color: var(--on-surface-variant); }
.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Layout ── */
.container { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: 8px; }
.gap-md { gap: 16px; }
.gap-lg { gap: 24px; }
.gap-xl { gap: 32px; }
.text-center { text-align: center; }

/* ── Glass Card ── */
.glass-card {
  background: var(--glass-surface);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
}
.glass-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.938rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 28px rgba(8,145,178,0.25); }
.btn-secondary {
  background: var(--surface);
  color: var(--on-bg);
  border: 1px solid var(--outline);
}
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }
.btn svg, .btn img { width: 20px; height: 20px; }

/* ── Badge / Tag ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--primary-light);
  color: var(--primary-dark);
}
.badge--android { background: #DCFCE7; color: #166534; }
.badge--new { background: var(--secondary-light); color: var(--secondary-dark); }

/* ══════════════════════════════════════════
   NAVIGATION
   ══════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 12px 0;
  transition: all var(--transition);
}
.nav.scrolled {
  background: var(--glass-surface);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.125rem;
}
.nav__logo-icon {
  width: 36px; height: 36px;
  background: var(--gradient);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
}
.nav__links { display: flex; gap: 28px; align-items: center; }
.nav__links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--on-surface-variant);
  transition: color var(--transition);
  position: relative;
}
.nav__links a:hover { color: var(--primary); }
.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient);
  border-radius: 1px;
  transition: width var(--transition);
}
.nav__links a:hover::after { width: 100%; }
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 4px;
}
.nav__hamburger span {
  width: 22px; height: 2px;
  background: var(--on-bg);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ══════════════════════════════════════════
   HERO
   ══════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(8,145,178,0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(124,58,237,0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 60% 80%, rgba(245,158,11,0.04) 0%, transparent 50%);
  z-index: 0;
}
.hero__content { position: relative; z-index: 1; }
.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero__text { max-width: 540px; }
.hero__title {
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.hero__subtitle {
  font-size: 1.0625rem;
  color: var(--on-surface-variant);
  line-height: 1.7;
  margin-bottom: 32px;
}
.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
.hero__phone {
  width: 280px;
  height: 560px;
  background: var(--surface);
  border-radius: 36px;
  border: 3px solid var(--outline-variant);
  box-shadow: var(--shadow-lg), 0 0 60px rgba(8,145,178,0.08);
  position: relative;
  overflow: hidden;
}
.hero__phone-screen {
  width: 100%;
  height: 100%;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 40px;
}
.hero__phone-notch {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 24px;
  background: var(--on-bg);
  border-radius: 12px;
}
.hero__phone-header {
  text-align: center;
  padding-top: 8px;
}
.hero__phone-header h3 {
  font-size: 1.125rem;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero__phone-header p {
  font-size: 0.7rem;
  color: var(--on-surface-variant);
}
.phone-card {
  background: var(--surface-variant);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
}
.phone-card__icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}
.phone-card__icon--scan { background: var(--primary-light); color: var(--primary); }
.phone-card__icon--shield { background: #DCFCE7; color: var(--success); }
.phone-card__icon--offline { background: var(--secondary-light); color: var(--secondary); }
.phone-card__text strong { display: block; font-size: 0.75rem; color: var(--on-bg); }
.phone-card__text span { color: var(--on-surface-variant); font-size: 0.65rem; }

/* Floating bubble on phone */
.hero__bubble {
  position: absolute;
  bottom: 80px;
  right: 8px;
  width: 36px; height: 36px;
  background: var(--gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 15px;
  box-shadow: var(--shadow-glow);
  animation: bubble-pulse 2s ease-in-out infinite;
  z-index: 2;
}
@keyframes bubble-pulse {
  0%, 100% { transform: scale(1); box-shadow: var(--shadow-glow); }
  50% { transform: scale(1.08); box-shadow: 0 4px 32px rgba(8,145,178,0.30); }
}

/* Orbital ring behind phone */
.hero__orbit {
  position: absolute;
  width: 380px; height: 380px;
  border: 1.5px dashed var(--outline);
  border-radius: 50%;
  animation: orbit-spin 20s linear infinite;
  opacity: 0.5;
}
@keyframes orbit-spin { to { transform: rotate(360deg); } }
.hero__orbit-dot {
  position: absolute;
  width: 8px; height: 8px;
  background: var(--primary);
  border-radius: 50%;
  top: -4px; left: 50%;
}
.hero__orbit-dot--2 {
  background: var(--secondary);
  top: auto; bottom: -4px;
}

/* ══════════════════════════════════════════
   FEATURED APP SECTION
   ══════════════════════════════════════════ */
.featured { background: var(--gradient-soft); }
.featured__header { text-align: center; margin-bottom: 48px; }
.featured__header h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 800;
  margin-bottom: 12px;
}
.featured__header p { color: var(--on-surface-variant); max-width: 560px; margin: 0 auto; }

/* ── Steps ── */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 64px; }
.step {
  padding: 28px 24px;
  text-align: center;
}
.step__number {
  width: 44px; height: 44px;
  background: var(--gradient);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin: 0 auto 16px;
  font-size: 1.125rem;
}
.step h3 { font-size: 1rem; margin-bottom: 6px; }
.step p { font-size: 0.85rem; color: var(--on-surface-variant); }

/* ── Feature Grid ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}
.feature-card { padding: 24px; }
.feature-card__icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 20px;
}
.feature-card__icon--cyan { background: var(--primary-light); color: var(--primary); }
.feature-card__icon--violet { background: var(--secondary-light); color: var(--secondary); }
.feature-card__icon--amber { background: var(--tertiary-light); color: var(--tertiary); }
.feature-card__icon--green { background: #DCFCE7; color: var(--success); }
.feature-card h3 { font-size: 1rem; margin-bottom: 6px; }
.feature-card p { font-size: 0.85rem; color: var(--on-surface-variant); line-height: 1.6; }

/* ══════════════════════════════════════════
   PRIVACY SECTION
   ══════════════════════════════════════════ */
.privacy__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.privacy__list { display: flex; flex-direction: column; gap: 16px; }
.privacy__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
}
.privacy__item-icon {
  width: 36px; height: 36px;
  background: #DCFCE7;
  color: var(--success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}
.privacy__item h4 { font-size: 0.938rem; margin-bottom: 2px; }
.privacy__item p { font-size: 0.813rem; color: var(--on-surface-variant); }
.privacy__visual {
  text-align: center;
  padding: 40px;
}
.privacy__shield {
  width: 120px; height: 140px;
  margin: 0 auto;
  position: relative;
}
.privacy__shield svg { width: 100%; height: 100%; }

/* ══════════════════════════════════════════
   APP CATALOG (Scalable)
   ══════════════════════════════════════════ */
.catalog__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}
.app-card {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.app-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient);
  opacity: 0;
  transition: opacity var(--transition);
  border-radius: inherit;
}
.app-card:hover::before { opacity: 0.03; }
.app-card__header { display: flex; align-items: center; gap: 14px; }
.app-card__icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}
.app-card__meta h3 { font-size: 1.0625rem; font-weight: 700; }
.app-card__meta p { font-size: 0.75rem; color: var(--on-surface-variant); }
.app-card__desc {
  font-size: 0.85rem;
  color: var(--on-surface-variant);
  line-height: 1.6;
  flex: 1;
}
.app-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--outline-variant);
}
.app-card__link {
  font-size: 0.813rem;
  font-weight: 600;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition);
}
.app-card:hover .app-card__link { gap: 8px; }

/* ══════════════════════════════════════════
   SCREENSHOTS GALLERY
   ══════════════════════════════════════════ */
.gallery {
  position: relative;
  margin: 0 -20px;
  padding: 0 20px;
}
.gallery__track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 8px 0;
  scrollbar-width: none;
}
.gallery__track::-webkit-scrollbar { display: none; }
.gallery__item {
  flex: 0 0 calc(25% - 15px);
  min-width: 220px;
  scroll-snap-align: start;
}
.gallery__placeholder {
  background: var(--glass-surface);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  aspect-ratio: 9 / 16;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.gallery__placeholder:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.gallery__placeholder span { font-size: 40px; }
.gallery__placeholder p {
  font-size: 0.813rem;
  font-weight: 600;
  color: var(--on-surface-variant);
}
/* Replace placeholders with real images: */
.gallery__item img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
}
.gallery__item img:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.gallery__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--outline);
  color: var(--on-bg);
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 3;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
  opacity: 0.9;
}
.gallery__btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}
.gallery__btn:disabled {
  opacity: 0.3;
  cursor: default;
  pointer-events: none;
}
.gallery__btn--left { left: 4px; }
.gallery__btn--right { right: 4px; }

/* ══════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════ */
.footer {
  background: var(--on-bg);
  color: rgba(255,255,255,0.7);
  padding: 48px 0 24px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 32px;
}
.footer__brand h3 { color: #fff; font-size: 1.125rem; margin-bottom: 8px; }
.footer__brand p { font-size: 0.85rem; max-width: 320px; line-height: 1.6; }
.footer__col h4 { color: #fff; font-size: 0.875rem; margin-bottom: 12px; }
.footer__col a {
  display: block;
  font-size: 0.813rem;
  padding: 4px 0;
  transition: color var(--transition);
}
.footer__col a:hover { color: var(--primary); }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
}

/* ══════════════════════════════════════════
   ANIMATIONS (Intersection Observer)
   ══════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ══════════════════════════════════════════
   CUSTOM SCROLLBAR (thin & premium)
   ══════════════════════════════════════════ */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--outline);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover { background: var(--on-surface-variant); }
* { scrollbar-width: thin; scrollbar-color: var(--outline) transparent; }

/* ══════════════════════════════════════════
   MOBILE RESPONSIVE
   ══════════════════════════════════════════ */
@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .hero__grid { grid-template-columns: 1fr; text-align: center; gap: 40px; }
  .hero__text { max-width: 100%; }
  .hero__actions { justify-content: center; }
  .hero__phone { width: 240px; height: 480px; }
  .hero__orbit { width: 300px; height: 300px; }
  .hero__title { font-size: 1.75rem; }
  .hero__subtitle { font-size: 0.938rem; }
  .featured__header h2 { font-size: 1.5rem; }
  .featured__header p { font-size: 0.85rem; }
  .steps { grid-template-columns: 1fr; gap: 16px; }
  .step { padding: 20px 18px; }
  .step h3 { font-size: 0.938rem; }
  .step p { font-size: 0.8rem; }
  .features-grid { grid-template-columns: 1fr; }
  .feature-card { padding: 20px; }
  .feature-card h3 { font-size: 0.938rem; }
  .feature-card p { font-size: 0.8rem; }
  .feature-card__icon { width: 38px; height: 38px; font-size: 18px; }
  .privacy__grid { grid-template-columns: 1fr; }
  .privacy__visual { order: -1; padding: 20px; }
  .privacy__item { padding: 14px; }
  .privacy__item h4 { font-size: 0.875rem; }
  .privacy__item p { font-size: 0.78rem; }
  .privacy__item-icon { width: 32px; height: 32px; font-size: 14px; }
  .footer__grid { grid-template-columns: 1fr; gap: 24px; }
  .footer__bottom { flex-direction: column; gap: 8px; text-align: center; }
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
  .nav__links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 60px;
    left: 0; right: 0;
    background: var(--glass-surface);
    backdrop-filter: blur(16px);
    padding: 20px;
    gap: 16px;
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
  }
  .catalog__grid { grid-template-columns: 1fr; }
  .app-card { padding: 20px; }
  .app-card__icon { width: 44px; height: 44px; font-size: 20px; }
  .app-card__meta h3 { font-size: 0.938rem; }
  .btn { padding: 12px 22px; font-size: 0.85rem; }
  .glass-card { border-radius: var(--radius-md); }
  .gallery__item { flex: 0 0 calc(50% - 10px); min-width: 160px; }
  .gallery__btn { width: 34px; height: 34px; font-size: 18px; }
  .gallery__placeholder span { font-size: 32px; }
  .gallery__placeholder p { font-size: 0.75rem; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero { padding-top: 70px; }
  .hero__title { font-size: 1.5rem; }
  .hero__subtitle { font-size: 0.85rem; margin-bottom: 24px; }
  .hero__phone { width: 200px; height: 400px; }
  .hero__phone-notch { width: 80px; height: 20px; }
  .hero__phone-header h3 { font-size: 0.938rem; }
  .hero__phone-header p { font-size: 0.6rem; }
  .phone-card { padding: 8px 10px; gap: 8px; }
  .phone-card__icon { width: 28px; height: 28px; font-size: 12px; }
  .phone-card__text strong { font-size: 0.68rem; }
  .phone-card__text span { font-size: 0.58rem; }
  .hero__bubble { width: 30px; height: 30px; font-size: 13px; right: 6px; bottom: 60px; }
  .hero__orbit { width: 260px; height: 260px; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; }
  .section { padding: 44px 0; }
  .step__number { width: 38px; height: 38px; font-size: 1rem; }
  .badge { padding: 5px 12px; font-size: 0.688rem; }
  .gallery__item { flex: 0 0 calc(65% - 10px); min-width: 150px; }
  .gallery__btn { width: 30px; height: 30px; font-size: 16px; }
}