/* ═══════════════════════════════════════════
   RESPONSIVE — Mobile Optimization
   900px — tablet / large phone
   480px — small phone
═══════════════════════════════════════════ */

/* ── Burger button (hidden on desktop) ─────────────────────────────────── */
.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  background: none; border: none;
  cursor: pointer; padding: 8px;
  flex-shrink: 0;
}
.nav-burger span {
  display: block; width: 100%; height: 1.5px;
  background: rgba(242,232,214,0.88);
  transition: transform .35s ease, opacity .25s ease, background .3s;
  transform-origin: center;
}
nav.stuck .nav-burger span { background: var(--soil); }
.nav-burger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-burger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── Mobile full-screen menu ─────────────────────────────────────────────── */
.nav-mobile {
  display: flex;
  position: fixed; inset: 0; z-index: 610;
  background: rgba(12,8,4,0.98);
  flex-direction: column; align-items: center; justify-content: flex-start;
  padding-top: 0; padding-bottom: 0;
  gap: 0;
  visibility: hidden; opacity: 0;
  transition: opacity .35s ease, visibility .35s ease;
  pointer-events: none;
}
.nav-mobile.open {
  visibility: visible; opacity: 1;
  pointer-events: all;
}

/* Close X button inside overlay */
.nm-close {
  position: absolute; top: 18px; right: 18px;
  background: none; border: none; cursor: pointer;
  padding: 10px; opacity: .55;
  transition: opacity .2s;
}
.nm-close:hover { opacity: 1; }

/* Logo inside menu */
.nm-logo {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 40px;
  font-family: var(--serif); font-size: 15px; font-weight: 500;
  letter-spacing: .1em; color: rgba(242,232,214,0.5);
}

/* Links block */
.nm-links {
  display: flex; flex-direction: column; align-items: center; gap: 0;
  margin-top: 160px;
}
.nm-link {
  font-family: var(--serif); font-size: 32px; font-weight: 400;
  color: rgba(242,232,214,0.78); text-decoration: none;
  letter-spacing: 0.03em; padding: 10px 0;
  opacity: 0; transform: translateY(14px);
  transition: opacity .35s ease, transform .35s ease, color .25s;
  display: block;
}
.nav-mobile.open .nm-link { opacity: 1; transform: translateY(0); }
.nav-mobile.open .nm-link:nth-child(1) { transition-delay: .05s; }
.nav-mobile.open .nm-link:nth-child(2) { transition-delay: .10s; }
.nav-mobile.open .nm-link:nth-child(3) { transition-delay: .15s; }
.nav-mobile.open .nm-link:nth-child(4) { transition-delay: .20s; }
.nm-link:hover { color: var(--sage); }

/* CTA button — pinned above footer tagline */
.nm-btn {
  position: absolute; bottom: 72px;
  font-family: var(--sans) !important; font-size: 11px !important; font-weight: 500;
  letter-spacing: .22em !important; text-transform: uppercase;
  padding: 13px 40px; border: 1.5px solid rgba(242,232,214,0.28);
  color: rgba(242,232,214,0.65) !important; margin-top: 0;
  opacity: 0; transform: translateY(8px);
  transition: background .3s, border-color .3s, color .3s,
              opacity .35s ease .28s, transform .35s ease .28s !important;
}
.nav-mobile.open .nm-btn { opacity: 1; transform: translateY(0); }
.nm-btn:hover { background: var(--moss); border-color: var(--moss); color: var(--cream) !important; }

/* Footer tagline */
.nm-foot {
  position: absolute; bottom: 32px;
  font-family: var(--sans); font-size: 10px;
  letter-spacing: .28em; text-transform: uppercase;
  color: rgba(242,232,214,0.2);
}

/* ── Backdrop for service panels ─────────────────────────────────────────── */
.svc-backdrop {
  display: none;
  position: fixed; inset: 0; z-index: 799;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(3px);
}
.svc-backdrop.show { display: block; }

/* ── 900px ───────────────────────────────────────────────────────────────── */
@media (max-width: 900px) {

  /* Touch: hide custom cursor */
  #cur, #ring { display: none !important; }

  /* Fix cursor:none on interactive elements */
  .svc, .svc-more, .svc-panel-close, .cta-sub,
  button, a { cursor: pointer !important; }

  /* ── Nav: raise z-index so burger shows above overlay ── */
  nav { padding: 16px 20px; z-index: 620; }
  nav.stuck { padding: 12px 20px; }
  .nav-menu, .nav-btn { display: none; }
  .nav-burger { display: flex; }

  /* ── General section padding ── */
  .wrap { padding: 72px 20px; }

  /* ── Hero ── */
  .hero { padding: 0 20px 0; min-height: 100svh; align-items: flex-end; }
  .hero-plant { display: none; }
  .hero-scroll { display: none; }
  .hero-content { max-width: 100%; padding-bottom: 0; }
  .hero-h1 { font-size: clamp(38px, 10vw, 64px); }
  .hero-desc { font-size: 15px; max-width: 100%; margin-bottom: 40px; }
  .hero-cta { flex-direction: column; align-items: flex-start; gap: 12px; }

  /* Консультація → ghost button on mobile */
  .btn-text {
    border: 1px solid rgba(242,232,214,.26);
    padding: 13px 18px;
    color: rgba(242,232,214,.82);
    justify-content: center;
    width: 100%;
    gap: 10px;
  }

  /* Stats: hidden on mobile */
  .hero-stats { display: none; }

  /* ── About ── */
  .about-layout { grid-template-columns: 1fr; gap: 40px; }
  .about-visual { height: 360px; }
  .av-badge { right: 8px; bottom: 24px; width: 86px; height: 86px; }

  /* ── Services ── */
  .services-section { padding: 72px 20px; }
  .services-head { grid-template-columns: 1fr; gap: 16px; margin-bottom: 36px; }
  .svcs { grid-template-columns: 1fr; }
  .svc { padding: 32px 22px; }

  /* Service panel → bottom sheet */
  .svc-panel {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    z-index: 800;
    max-height: 88vh;
    overflow-y: auto; overflow-x: hidden;
    transform: translateY(105%);
    transition: transform .45s cubic-bezier(.25,.46,.45,.94);
    background: #110e08;
    border-radius: 18px 18px 0 0;
    border-top: 1px solid rgba(242,232,214,.12);
    /* drag handle */
    padding-top: 8px;
  }
  .svc-panel::before {
    content: '';
    display: block;
    width: 36px; height: 3px;
    background: rgba(242,232,214,.2);
    border-radius: 2px;
    margin: 8px auto 0;
  }
  .svc-panel.open { transform: translateY(0); max-height: 88vh; }
  .svc-panel-inner {
    grid-template-columns: 1fr;
    opacity: 1; transform: none;
  }
  .svc-panel.open .svc-panel-inner { opacity: 1; transform: none; }
  .svc-panel-left { border-right: none; border-bottom: 1px solid rgba(242,232,214,.07); padding: 28px 22px; }
  .svc-panel-right { padding: 24px 22px 32px; }
  .svc-panel-list { grid-template-columns: 1fr; gap: 8px; }
  .svc-panel-title { font-size: 26px; }
  .pkg { grid-template-columns: auto 1fr; gap: 8px; row-gap: 4px; }
  .pkg-price { grid-column: 1 / -1; text-align: left; font-size: 17px; }
  .svc-panel-right.scrollable { max-height: none; overflow: visible; }

  /* ── Portfolio ── */
  .portfolio-section { padding: 72px 20px; }
  .pgrid { display: flex; flex-direction: column; gap: 8px; }
  .pi { aspect-ratio: 4/3 !important; }
  .pi-ov { opacity: 1; background: linear-gradient(to top, rgba(8,14,6,.82) 0%, transparent 55%); }
  .pi-name { font-size: 18px; }

  /* ── Process ── */
  .process-section { padding: 72px 20px; }
  .steps { grid-template-columns: 1fr 1fr; gap: 40px 16px; }
  .steps::before { display: none; }
  .process-top { margin-bottom: 48px; }

  /* ── CTA ── */
  .cta-section { padding: 80px 20px; }
  .cta-section::before { font-size: 160px; }
  .cta-form { flex-direction: column; max-width: 100%; gap: 12px; }
  .cta-input { width: 100%; border-radius: 8px; }
  .cta-sub   { width: 100%; border-radius: 8px; }

  /* ── Footer ── */
  footer { grid-template-columns: 1fr; gap: 32px; padding: 52px 20px; }
  .f-contact { text-align: left; }
  .f-bottom { padding: 16px 20px; flex-direction: column; gap: 6px; text-align: center; }
}

/* ── 480px — small phones ────────────────────────────────────────────────── */
@media (max-width: 480px) {

  nav { padding: 14px 16px; }
  .wrap { padding: 60px 16px; }

  /* Hero */
  .hero { padding: 0 16px 0; }
  .hero-h1 { font-size: clamp(34px, 10.5vw, 50px); }
  .hero-stats { width: calc(100% + 32px); margin-left: -16px; margin-right: -16px; }
  .stat-n { font-size: 20px; }

  /* About */
  .about-visual { height: 280px; }

  /* Services */
  .services-section { padding: 60px 16px; }
  .nm-link { font-size: 28px; }

  /* Portfolio */
  .portfolio-section { padding: 60px 16px; }
  .pi { aspect-ratio: 3/2 !important; }

  /* Process */
  .process-section { padding: 60px 16px; }
  .steps { grid-template-columns: 1fr; gap: 28px; }
  .step { padding: 0 8px; }

  /* CTA */
  .cta-section { padding: 68px 16px; }

  /* Footer */
  footer { padding: 44px 16px; }
  .f-bottom { padding: 14px 16px; }
}