/* ══════════════════════════════════════════════════════════════════
   SpiderWeb ARG — Responsive & Hamburger Menu
   Siguiendo DESIGN.md breakpoints: ≤1024px · ≤768px · ≤480px
   ══════════════════════════════════════════════════════════════════ */

/* ── Hamburger button — hidden on desktop ─────────────────────────── */
.hamburger {
  display: none;
  background: transparent;
  border: 1px solid var(--border-glass);
  color: rgba(var(--text-primary-rgb), 0.7);
  font-size: 1rem;
  width: 36px;
  height: 36px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
  flex-shrink: 0;
  clip-path: polygon(0 0, calc(100% - 5px) 0, 100% 5px, 100% 100%, 5px 100%, 0 calc(100% - 5px));
}

.hamburger:hover {
  background: var(--red-soft);
  border-color: var(--red-border);
  color: var(--red);
}

/* ── Tablet (≤ 900px) — Nav hamburger ─────────────────────────────── */
@media (max-width: 900px) {

  /* Show hamburger */
  .hamburger { display: flex; }

  /* Header layout */
  .site-header {
    flex-direction: row !important;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px !important;
    gap: 0 !important;
    height: 64px;
  }

  /* Nav: hidden by default — slides down */
  #main-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: rgba(var(--bg-primary-rgb), 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-glass);
    border-bottom: 1px solid var(--red-border);
    padding: 12px 0;
    gap: 0;
    z-index: 99;
    animation: navSlideDown 0.3s ease;
  }

  [data-theme="light"] #main-nav {
    background: rgba(248, 249, 250, 0.97);
  }

  #main-nav.open { display: flex; }

  #main-nav .nav-link {
    padding: 14px 28px;
    font-size: 0.7rem;
    border-bottom: 1px solid var(--border-glass);
    color: rgba(var(--text-primary-rgb), 0.55) !important;
    letter-spacing: 0.12em;
    transition: background var(--transition), color var(--transition);
    text-align: left;
  }

  #main-nav .nav-link:last-child { border-bottom: none; }

  #main-nav .nav-link:hover,
  #main-nav .nav-link:focus {
    background: var(--red-soft);
    color: var(--red) !important;
  }

  /* Remove underline animation on mobile */
  #main-nav .nav-link::after { display: none; }

  /* Theme toggle in mobile nav */
  #main-nav .theme-toggle-btn {
    margin: 10px 28px;
    align-self: flex-start;
  }

  /* Hero adjustments */
  .hero { min-height: 80vh; padding: 80px 20px 40px; }
  .hero-content { max-width: 100%; padding: 0 8px; }

  /* Contact cards — column on tablet */
  .contactcardcontainer {
    flex-direction: column;
    align-items: center;
    gap: 2px;
    background: var(--red-border);
  }

  .contactcard,
  .spiderweb-card {
    flex-direction: column;
    width: 100%;
    max-width: 420px;
    min-width: auto;
    flex: auto;
  }

  .card-photo-section {
    width: 100%;
    min-width: 100%;
    height: auto;
    padding-top: 4vh;
  }

  .card-info-section {
    border-left: none;
    border-top: 1px solid var(--border-glass);
    padding: 22px 20px;
  }

  /* Services */
  .services-carousel { grid-template-columns: 1fr; gap: 1.5px; }
}

/* ── Slide-down animation ──────────────────────────────────────────── */
@keyframes navSlideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Desktop only (>900px): ensure nav row ─────────────────────────── */
@media (min-width: 901px) {
  #main-nav {
    display: flex !important;
    flex-direction: row;
    align-items: center;
    position: static;
    background: transparent;
    border: none;
    padding: 0;
    gap: 4px;
    backdrop-filter: none;
    animation: none;
  }
}

/* ── Tablet medium (≤ 1024px) ─────────────────────────────────────── */
@media (max-width: 1024px) {

  /* Features grid → 2 cols */
  .services-carousel {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Footer → 2 cols */
  .footer-container {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  /* Contact modal */
  .design-modal-content {
    width: 95%;
    height: 90%;
  }
}

/* ── Mobile (≤ 768px) ─────────────────────────────────────────────── */
@media (max-width: 768px) {

  /* Disable clip-path on mobile forms — accessibility */
  .contact-form-wrapper { clip-path: none; border-radius: var(--radius-md); }
  .form-group input,
  .form-group textarea { clip-path: none; border-radius: 6px; }
  .contact-btn { clip-path: none; border-radius: 6px; }
  .skill-tag { clip-path: none; border-radius: 4px; }
  .hero-eyebrow { clip-path: none; border-radius: 50px; }
  .hero-metrics { clip-path: none; border-radius: var(--radius-sm); }
  .btn-primary { clip-path: none; border-radius: 6px; }
  .btn-secondary { clip-path: none; border-radius: 6px; }
  .design-link-btn { clip-path: none; border-radius: 6px; }

  /* Design modal: full screen */
  .design-modal-content {
    flex-direction: column;
    width: 100%;
    height: 100%;
    margin: 0;
    border-radius: 0;
    clip-path: none;
  }

  .design-image-col { flex: 1; }
  .design-info-col { padding: 20px; border-left: none; border-top: 1px solid var(--border-glass); }

  /* Galleries */
  .gallery { padding: 16px 8px; }
  .designs-grid { padding: 16px 8px; }
  .card { min-width: 240px; max-width: 240px; }
  .design-item { min-width: 240px; max-width: 240px; }

  /* Footer */
  .footer-container {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .footer-section { min-width: auto; }

  /* Contact logo */
  .contact-logo { width: 40vw; max-width: 120px; }

  /* Hero */
  .hero-metrics { flex-wrap: wrap; justify-content: center; gap: 1rem; }

  /* Sponsors / Clientes */
  .sponsors { padding: 48px 16px; }
  .sponsor-track { animation-duration: 40s; }
  .sponsor-logos { gap: 24px; padding: 10px 12px; }
  .sponsor-logos > div,
  .sponsor-logos > a { width: 110px; height: 55px; }

  /* FAQ */
  .faq-section { padding: 56px 16px; }
  .faq-question { padding: 16px 18px; font-size: 0.9rem; }
  .faq-answer p { padding: 4px 18px 16px; font-size: 0.85rem; }
}

/* ── Small mobile (≤ 480px) ───────────────────────────────────────── */
@media (max-width: 480px) {

  .hero-content h1 { font-size: clamp(2.2rem, 9vw, 3.2rem); }
  .hero-eyebrow { font-size: 0.6rem; letter-spacing: 0.16em; }

  .hero-cta {
    flex-direction: column;
    align-items: center;
    width: 100%;
    padding: 0 16px;
  }

  .btn-primary,
  .btn-secondary { width: 100%; text-align: center; justify-content: center; }

  section { padding: 56px 16px; }

  .hero-metrics {
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-start;
  }

  .metric-divider { display: none; }

  .gallery { padding: 1rem 0.5rem; }
  .about-stats { gap: 32px; }
  .textCorreo { font-size: 0.82rem; }

  /* HUD corners hidden on very small */
  .hud-corner { display: none; }

  /* Sponsors / Clientes */
  .sponsors { padding: 36px 12px; }
  .sponsor-track { animation-duration: 34s; }
  .sponsor-logos { gap: 16px; padding: 6px 8px; }
  .sponsor-logos > div,
  .sponsor-logos > a { width: 90px; height: 44px; }

  /* FAQ */
  .faq-section { padding: 44px 12px; }
  .faq-question { padding: 14px 14px; font-size: 0.85rem; }
  .faq-answer p { padding: 2px 14px 14px; font-size: 0.8rem; }
}

/* ── About Section ────────────────────────────────────────────────── */
.about-section {
  background: var(--bg-section);
  padding: 100px 24px;
  position: relative;
  overflow: hidden;
}

.about-section::before {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--red-glow) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  filter: blur(120px);
  pointer-events: none;
}

.about-inner {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.about-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  border: 1px solid var(--red-border);
  background: var(--red-soft);
  padding: 0.3rem 0.85rem;
  clip-path: polygon(0 0, calc(100% - 5px) 0, 100% 5px, 100% 100%, 5px 100%, 0 calc(100% - 5px));
  margin-bottom: 24px;
}

@media (max-width: 768px) {
  .about-badge { clip-path: none; border-radius: 50px; }
}

.about-inner h2 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

.about-text {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 56px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.about-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.stat-number {
  font-family: var(--font-head);
  font-size: 2.8rem;
  font-weight: 900;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-number.stat-icon {
  background: none;
  -webkit-text-fill-color: var(--red-bright);
  color: var(--red-bright);
  font-size: 2.4rem;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* ── Reduced Motion ───────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}