/* ============================================================
   LAYOUT — Wrappers, sections, grid
   ============================================================ */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── NAV ───────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(14, 16, 20, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--border);
  transition: background 0.3s;
}

.nav-logo {
  font-family: var(--font-jersey);
  font-size: 22px;
  color: var(--text);
  letter-spacing: 1px;
  white-space: nowrap;
  text-decoration: none;
}

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

.nav-links {
  display: flex;
  gap: var(--gap-lg);
  align-items: center;
}

.nav-links a {
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: color 0.2s;
  text-decoration: none;
}

.nav-links a:hover { color: var(--text); }

.nav-cta {
  background: var(--accent) !important;
  color: var(--border) !important;
  padding: 6px 14px;
  font-weight: 700 !important;
  box-shadow: var(--shadow-btn);
  transition: transform 0.12s, box-shadow 0.12s !important;
}

.nav-cta:hover {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--border) !important;
}

/* Mobile hamburger */
.nav-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  cursor: pointer;
  background: none;
  border: none;
}

.nav-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: transform 0.2s, opacity 0.2s;
}

/* ── HERO ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 60px;

  background-image: url('../assets/focus/focua-bg.png');
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center bottom;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.hero-overlay {
  display: none;
}

.scanline {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(0,0,0,0.07) 3px,
    rgba(0,0,0,0.07) 4px
  );
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 560px;
  padding: var(--gap-xl) 0;
  margin-left: max(24px, calc((100vw - var(--max-width)) / 2 + 24px));
}

.hero-eyebrow {
  font-family: var(--font-vt323);
  font-size: 17px;
  color: var(--accent);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: var(--gap-sm);
  display: block;
}

.hero-title {
  font-family: var(--font-jersey);
  font-size: clamp(44px, 8vw, 86px);
  color: var(--text);
  letter-spacing: 2px;
  line-height: 1;
  margin-bottom: var(--gap-md);
}

.hero-sub {
  font-family: var(--font-vt323);
  font-size: 24px;
  color: var(--accent);
  margin-bottom: var(--gap-sm);
  letter-spacing: 0.04em;
}

.hero-body {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: var(--gap-lg);
  max-width: 420px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.hero-sprite {
  position: absolute;
  right: max(40px, calc((100vw - var(--max-width)) / 2 + 80px));
  bottom: 100px;
  z-index: 3;
}

.sprite-stack {
  position: relative;
  width: 220px;
  height: 340px;
  image-rendering: pixelated;
}

.sprite-stack img {
  position: absolute;
  inset: 0;
  width: 150%;
  height: 150%;
  object-fit: contain;
  image-rendering: pixelated;
}

/* ── GENERIC SECTION ───────────────────────────────────────── */
.section {
  padding: var(--section-pad);
}

.section--dark   { background: var(--bg-dark); }
.section--darker { background: var(--bg-darker); }

.section-label {
  font-family: var(--font-vt323);
  font-size: 16px;
  color: var(--accent);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: var(--gap-sm);
  display: block;
}

.section-label::after {
  content: '_';
  animation: blink 1s step-end infinite;
}

.section-title {
  font-family: var(--font-jersey);
  font-size: clamp(30px, 5vw, 50px);
  color: var(--text);
  letter-spacing: 1px;
  margin-bottom: var(--gap-md);
}

.section-sub {
  font-size: 15px;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.75;
  margin-bottom: var(--gap-xl);
}

/* ── FEATURES GRID (3 cols → 2 → 1) ───────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-lg);
}

/* ── SCREENSHOT TABS + CAROUSEL ────────────────────────────── */
.ss-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: var(--gap-lg);
  flex-wrap: wrap;
}

.ss-panel { display: none; }
.ss-panel.active { display: block; }

.ss-carousel {
  position: relative;
  overflow: hidden;
}

.ss-track {
  display: flex;
  gap: var(--gap-md);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding-bottom: var(--gap-md);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.ss-track::-webkit-scrollbar { height: 4px; }
.ss-track::-webkit-scrollbar-track { background: transparent; }
.ss-track::-webkit-scrollbar-thumb { background: var(--border-light); }

/* ── CLASSES GRID (4 → 3 → 2 → 2) ────────────────────────── */
.classes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap-md);
}

/* ── DOWNLOAD ──────────────────────────────────────────────── */
.download-inner {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.download-badges {
  display: flex;
  gap: var(--gap-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--gap-lg);
}

.download-tagline {
  font-family: var(--font-vt323);
  font-size: 20px;
  color: var(--muted);
  margin-top: var(--gap-lg);
  letter-spacing: 0.1em;
}

/* ── FOOTER ────────────────────────────────────────────────── */
.footer {
  background: var(--bg-darker);
  border-top: 2px solid var(--border);
  padding: var(--gap-xl) 24px;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--gap-lg);
  text-align: center;
}

.footer-logo {
  font-family: var(--font-jersey);
  font-size: 30px;
  color: var(--text);
  letter-spacing: 2px;
}

.footer-tagline {
  font-family: var(--font-vt323);
  font-size: 19px;
  color: var(--accent);
  margin-top: -14px;
}

.footer-links {
  display: flex;
  gap: var(--gap-lg);
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: color 0.2s;
  text-decoration: none;
}

.footer-links a:hover { color: var(--text); }

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--card-dark);
  border: 2px solid var(--border);
  box-shadow: var(--shadow-btn);
  color: var(--muted);
  transition: color 0.2s, transform 0.15s, box-shadow 0.15s;
  text-decoration: none;
}

.footer-social a:hover {
  color: var(--accent);
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--border);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--gap-sm);
}

.footer-legal {
  display: flex;
  gap: var(--gap-lg);
  flex-wrap: wrap;
  justify-content: center;
}

.footer-legal a {
  font-size: 12px;
  color: var(--muted-dark);
  transition: color 0.2s;
  text-decoration: none;
}

.footer-legal a:hover { color: var(--muted); }
.footer-copy { font-size: 12px; color: var(--muted-dark); }

/* ── LEGAL PAGES ───────────────────────────────────────────── */
.legal-page {
  max-width: 760px;
  margin: 0 auto;
  padding: 120px 24px 80px;
}

.legal-page h1 {
  font-family: var(--font-jersey);
  font-size: 48px;
  color: var(--text);
  margin-bottom: var(--gap-sm);
  letter-spacing: 1px;
}

.legal-date {
  font-family: var(--font-vt323);
  font-size: 17px;
  color: var(--accent);
  letter-spacing: 0.15em;
  margin-bottom: var(--gap-xl);
  display: block;
}

.legal-page h2 {
  font-family: var(--font-jersey);
  font-size: 26px;
  color: var(--text);
  margin-top: var(--gap-xl);
  margin-bottom: var(--gap-md);
  padding-bottom: var(--gap-sm);
  border-bottom: 2px solid var(--border);
  letter-spacing: 1px;
}

.legal-page h3 {
  font-family: var(--font-vt323);
  font-size: 21px;
  color: var(--muted);
  margin-top: var(--gap-lg);
  margin-bottom: var(--gap-sm);
  letter-spacing: 0.08em;
}

.legal-page p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: var(--gap-md);
}

.legal-page ul {
  list-style: disc;
  padding-left: var(--gap-lg);
  margin-bottom: var(--gap-md);
}

.legal-page ul li {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 4px;
}

.legal-page a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.legal-page strong { color: var(--text); font-weight: 600; }

/* ── RESPONSIVE ────────────────────────────────────────────── */

@media (max-width: 1000px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .classes-grid  { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 760px) {
  .features-grid { grid-template-columns: 1fr; }
  .classes-grid  { grid-template-columns: repeat(2, 1fr); }
  .hero-sprite   { display: none; }

  /* Full overlay when sprite is hidden */
  .hero-overlay {
    background: rgba(14, 16, 20, 0.88);
  }

  .hero-content {
    margin-left: 0;
    padding: var(--gap-lg) 24px;
    max-width: 100%;
  }

  .hero-body { max-width: 100%; }

  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn {
    justify-content: center;
    width: 100%;
    box-sizing: border-box;
  }

  /* Nav mobile drawer */
  .nav-links {
    display: none;
    position: fixed;
    top: 52px; left: 0; right: 0;
    flex-direction: column;
    background: var(--bg-darker);
    border-bottom: 2px solid var(--border);
    padding: var(--gap-md);
    gap: var(--gap-md);
    text-align: center;
    z-index: 99;
  }
  .nav-links.nav-links--open { display: flex; }
  .nav-menu-btn { display: flex; }

  .download-badges {
    flex-direction: column;
    align-items: center;
  }
  .download-badges .btn-store {
    width: 100%;
    max-width: 280px;
    justify-content: center;
    box-sizing: border-box;
  }

  .footer-links { gap: var(--gap-md); }
  .footer-legal { gap: var(--gap-md); }

  .ss-tabs { gap: 6px; }
  .ss-tab  { font-size: 13px; padding: 6px 10px; }
}

@media (max-width: 480px) {
  :root { --section-pad: 56px 20px; }

  .container    { padding: 0 20px; }
  .hero-content { padding: var(--gap-md) 20px; }
  .hero-sub     { font-size: 20px; }
  .hero-body    { font-size: 14px; }

  .classes-grid { grid-template-columns: 1fr 1fr; gap: 10px; }

  .legal-page    { padding: 100px 20px 60px; }
  .legal-page h1 { font-size: 36px; }
}