/* ==========================================================================
   SentIQ — responsive styles
   Breakpoints: 320 / 375 / 414 / 576 / 768 / 992 / 1200 / 1440 / 1920+
   ========================================================================== */

/* ---------------------------------------------------------------
   Large desktops (1440px+)
   --------------------------------------------------------------- */
@media (min-width: 1440px) {
  .container { max-width: 1320px; }
  .hero-visual { width: min(600px, 100%); }
}

@media (min-width: 1920px) {
  .hero { padding-top: calc(var(--header-h) + 5.5rem); }
}

/* ---------------------------------------------------------------
   Desktop nav → hamburger switch (≤ 1199px)
   --------------------------------------------------------------- */
@media (max-width: 1199.98px) {
  .nav-links { gap: 0; }
  .nav-link { padding: 0.55rem 0.7rem; }
  .nav-actions .nav-login { display: none; }
  .portfolio-card { left: -1rem; }
  .market-card { right: -1rem; }
}

/* ---------------------------------------------------------------
   Tablet & below (≤ 991px) — stacked hero layout
   --------------------------------------------------------------- */
@media (max-width: 991.98px) {
  .nav-links, .nav-actions { display: none; }
  .nav-toggle { display: flex; }

  .hero { padding-top: calc(var(--header-h) + 2rem); }
  .hero-copy { text-align: center; }
  .hero-lead { margin-inline: auto; }
  .hero-ctas { justify-content: center; }
  .hero-trust { justify-content: center; margin-inline: auto; border-top-color: var(--border); }
  .hero-title { max-width: 640px; margin-inline: auto; }

  .hero-visual { margin-top: 2.2rem; padding: 1.4rem 0.8rem 1rem; }
  .hero-lines { opacity: 0.5; }

  /* Floating cards become part of the flow on smaller screens */
  .hero-card, .signal-toast {
    position: static;
    width: 100%;
    margin-bottom: 0.9rem;
    animation: none;
  }
  .portfolio-card, .market-card { box-shadow: var(--shadow-card); }
  .signal-toast { left: auto; bottom: auto; }
  .hero-visual-note { margin-top: 1.2rem; }
  .hero-scroll { display: none; }
}

/* ---------------------------------------------------------------
   Small tablets (≤ 767px)
   --------------------------------------------------------------- */
@media (max-width: 767.98px) {
  .ai-panel { padding: 1.15rem 1.15rem 1rem; }
  .score-side__text { max-width: none; }
}

/* ---------------------------------------------------------------
   Phones (≤ 575px)
   --------------------------------------------------------------- */
@media (max-width: 575.98px) {
  :root { --header-h: 68px; }

  .navbar-container { gap: 0.75rem; }
  .brand-mark { width: 34px; height: 34px; }
  .brand-name { font-size: 1.18rem; }
  .brand-pill { display: none; }

  .hero { padding-top: calc(var(--header-h) + 1.4rem); }
  .hero-badge { font-size: 0.66rem; letter-spacing: 0.14em; }
  .hero-ctas .btn { width: 100%; }
  .hero-trust { gap: 0.45rem 1rem; }
  .hero-trust li { font-size: 0.78rem; }

  .ai-panel__score { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .ring-wrap { align-self: center; }
  .score-side__text { max-width: none; }

  .ai-panel__foot { flex-direction: column; align-items: flex-start; gap: 0.6rem; }

  .mobile-nav { padding-inline: 1.2rem; }
}

/* ---------------------------------------------------------------
   Very small phones (≤ 374px)
   --------------------------------------------------------------- */
@media (max-width: 374.98px) {
  .ai-panel__grid, .ai-panel__levels { grid-template-columns: 1fr; }
  .hero-visual { padding-inline: 0; }
  .brand-name { font-size: 1.08rem; }
}

/* ---------------------------------------------------------------
   Landscape phones (height constrained)
   --------------------------------------------------------------- */
@media (max-height: 620px) and (min-width: 576px) {
  .hero { padding-top: calc(var(--header-h) + 1.6rem); }
  .hero-scroll { display: none; }
}

/* ==========================================================================
   Responsive — new sections (trust / markets / AI / terminal / portfolio /
   automation / intelligence / security / stats / steps / ai-features / why /
   testimonials / faq / cta / footer)
   ========================================================================== */

@media (max-width: 1199.98px) {
  .trust-grid { grid-template-columns: repeat(3, 1fr); }
  .feature-grid { grid-template-columns: repeat(3, 1fr); }
  .ai-feature-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-top { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .footer-lang { grid-column: 1 / -1; flex-direction: row; align-items: center; gap: 1rem; }
  .term-layout { grid-template-columns: minmax(0, 1fr) 300px; }
}

@media (max-width: 991.98px) {
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-card--wide { grid-column: span 2; }
  .ai-feature-grid { grid-template-columns: repeat(2, 1fr); }
  .intel-grid { grid-template-columns: repeat(2, 1fr); }
  .security-pillars { grid-template-columns: 1fr; gap: 0.9rem; }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 2rem 1.4rem; }
  .steps::before { display: none; }
  .why-list { grid-template-columns: 1fr; }
  .testi-grid { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }
  .term-layout { grid-template-columns: 1fr; }
  .term-stats { grid-template-columns: repeat(3, 1fr); }
  .term-bottom { grid-template-columns: 1fr; }
  .portfolio-visual { margin-top: 1rem; }
  .ai-flow, .auto-flow { max-width: 560px; margin-inline: auto; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 2rem 1.4rem; }
  .footer-brand-col { grid-column: 1 / -1; max-width: none; }
}

@media (max-width: 767.98px) {
  .intel-grid { grid-template-columns: 1fr; }
  .ai-feature-grid { grid-template-columns: 1fr 1fr; }
  .term-stats { grid-template-columns: repeat(2, 1fr); }
  .signal-strength__row { grid-template-columns: 110px 1fr 34px; }
  .holding-row { grid-template-columns: 1fr; gap: 0.45rem; }
  .holding-row__val { text-align: left; }
  .why-cta { align-items: stretch; }
  .cta-actions .btn { width: 100%; }
}

@media (max-width: 575.98px) {
  .trust-grid { grid-template-columns: 1fr; }
  .trust-item { flex-direction: row; align-items: center; }
  .trust-item__text { font-size: 0.78rem; }
  .market-panel { padding: 1.1rem 0.9rem 1rem; }
  .market-panel__head { flex-direction: column; align-items: flex-start; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card--wide { grid-column: span 1; }
  .ai-feature-grid { grid-template-columns: 1fr; }
  .terminal { padding: 1rem 0.9rem 1.1rem; }
  .term-stats { grid-template-columns: 1fr 1fr; }
  .term-price { width: 100%; justify-content: space-between; }
  .portfolio-tiles { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .step { max-width: 340px; margin-inline: auto; }
  .testi-grid { max-width: none; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 1.8rem 1rem; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-lang { flex-direction: column; align-items: flex-start; }
  .footer-bottom__bar { flex-direction: column; align-items: flex-start; }
  .order-type { flex-wrap: wrap; }
  .ai-panel--lg { padding: 1.2rem 1.1rem 1rem; }
  .auto-flow { padding: 1.2rem 1.1rem; }
  .auto-stage { flex-wrap: wrap; }
  .auto-stage__chip { margin-left: 0; }
  .cta-panel { padding-inline: 1.2rem; }
}

@media (max-width: 374.98px) {
  .term-stats { grid-template-columns: 1fr; }
  .intel-card { padding: 1.3rem 1.1rem 1rem; }
  .faq-accordion .accordion-button { font-size: 0.92rem; padding: 1rem 1.05rem; }
  .faq-accordion .accordion-body { padding: 0 1.05rem 1.1rem; }
  .signal-strength__row { grid-template-columns: 1fr; gap: 0.3rem; }
  .signal-strength__row b { text-align: left; }
}

@media (min-width: 1440px) {
  .feature-grid { grid-template-columns: repeat(4, 1fr); }
}