/* ═══════════════════════════════════════════════════════════════
   GridMind Components
   Source: GridMind_Pitch_Deck_New.html + GridMind_Brand_Brief.html
   ═══════════════════════════════════════════════════════════════ */

/* ── Navigation ───────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  z-index: 100;
  transition: background 0.4s var(--ease), backdrop-filter 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.nav.scrolled {
  background: rgba(245,242,236,0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--rl);
}
[data-theme="dark"] .nav.scrolled {
  background: rgba(11,13,26,0.92);
}

.nav__logo {
  font-family: var(--sc);
  font-size: 28px;
  font-weight: 500;
  letter-spacing: 6px;
  color: var(--ink);
  text-decoration: none;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}
.nav__links a {
  font-family: var(--bd);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--ink-light);
  text-decoration: none;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.nav__links a:hover,
.nav__links a.active {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.nav__theme {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 18px;
  color: var(--ink-light);
  padding: 4px;
  transition: color 0.2s var(--ease);
  line-height: 1;
}
.nav__theme:hover { color: var(--ink); }

.nav__hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 28px;
  height: 20px;
  position: relative;
  z-index: 200;
}
.nav__hamburger span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--ink);
  position: absolute;
  left: 0;
  transition: all 0.3s var(--ease);
}
.nav__hamburger span:nth-child(1) { top: 0; }
.nav__hamburger span:nth-child(2) { top: 9px; }
.nav__hamburger span:nth-child(3) { top: 18px; }
.nav.is-open .nav__hamburger span:nth-child(1) { top: 9px; transform: rotate(45deg); }
.nav.is-open .nav__hamburger span:nth-child(2) { opacity: 0; }
.nav.is-open .nav__hamburger span:nth-child(3) { top: 9px; transform: rotate(-45deg); }

/* Mobile nav overlay */
.nav__overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 150;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}
.nav.is-open .nav__overlay {
  display: flex;
}
.nav__overlay a {
  font-family: var(--bd);
  font-size: 18px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--ink-mid);
  text-decoration: none;
  opacity: 0;
  transform: translateY(12px);
  animation: navFadeIn 0.4s var(--ease) forwards;
}
.nav__overlay a:nth-child(1) { animation-delay: 0.05s; }
.nav__overlay a:nth-child(2) { animation-delay: 0.1s; }
.nav__overlay a:nth-child(3) { animation-delay: 0.15s; }
.nav__overlay a:nth-child(4) { animation-delay: 0.2s; }
.nav__overlay a:nth-child(5) { animation-delay: 0.25s; }
.nav__overlay a:nth-child(6) { animation-delay: 0.3s; }

@keyframes navFadeIn {
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
  .nav { padding: 0 16px; }
  .nav__links { display: none; }
  .nav__hamburger { display: block; }
}

/* ── Footer ───────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--rl);
  padding: 48px 0 32px;
  text-align: center;
}
.footer__logo {
  font-family: var(--sc);
  font-size: 24px;
  font-weight: 500;
  letter-spacing: 6px;
  color: var(--ink);
}
.footer__rule {
  width: 260px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--rule), transparent);
  margin: 8px auto;
}
.footer__tagline {
  font-family: var(--bd);
  font-size: 11px;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--ink-mid);
  margin-bottom: 24px;
}
.footer__nav {
  display: flex;
  justify-content: center;
  gap: 24px;
  list-style: none;
  margin-bottom: 20px;
}
.footer__nav a {
  font-family: var(--bd);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--ink-light);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
.footer__nav a:hover { color: var(--ink); }
.footer__copy {
  font-family: var(--bd);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--ink-faint);
}

/* ── Cards ────────────────────────────────────────────────── */
.c {
  background: var(--bg-card);
  border: 1px solid var(--rl);
  padding: 24px 26px;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.c:hover {
  border-color: var(--rule);
  box-shadow: 0 4px 20px rgba(45,49,66,0.06);
}
[data-theme="dark"] .c:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

/* ── Grids ────────────────────────────────────────────────── */
.g2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.g3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.g4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.g5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }

@media (max-width: 768px) {
  .g2, .g3, .g4, .g5 { grid-template-columns: 1fr; }
}
@media (min-width: 769px) and (max-width: 1024px) {
  .g3 { grid-template-columns: 1fr 1fr; }
  .g4 { grid-template-columns: 1fr 1fr; }
  .g5 { grid-template-columns: 1fr 1fr 1fr; }
}

/* ── Tags ─────────────────────────────────────────────────── */
.tag {
  display: inline-block;
  padding: 3px 11px;
  border: 1px solid var(--rl);
  font-family: var(--bd);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: 10px;
}
.tag--primary {
  border-color: var(--ink);
  color: var(--ink);
  font-weight: 600;
  border-width: 1.5px;
}
.tag--warn {
  border-color: var(--warn);
  color: var(--warn);
}

/* ── Stat Blocks ──────────────────────────────────────────── */
.sn {
  font-family: var(--sf);
  font-size: 32px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1;
}
.su {
  font-family: var(--bd);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-top: 4px;
}

.stat-box {
  text-align: center;
  min-width: 76px;
  padding-left: 16px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* ── Buttons ──────────────────────────────────────────────── */
.cta-btn {
  display: inline-block;
  padding: 16px 52px;
  border: 2px solid var(--ink);
  font-family: var(--bd);
  font-size: 14px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--ink);
  cursor: pointer;
  transition: all 0.3s var(--ease);
  background: transparent;
  text-decoration: none;
  line-height: 1;
}
.cta-btn:hover {
  background: var(--ink);
  color: var(--bg);
}

/* ── Quote Block ──────────────────────────────────────────── */
.qb {
  padding: 8px 13px;
  border-left: 2px solid var(--rule);
  font-size: 13px;
  color: var(--ink-mid);
  line-height: 1.5;
  margin-bottom: 6px;
  background: var(--bg);
}

/* ── Badges ───────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 8px 28px;
  border: 1px solid var(--rule);
  font-family: var(--bd);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--ink-mid);
  font-weight: 500;
  text-align: center;
}
.badge--primary {
  border-color: var(--ink);
  color: var(--ink);
  font-weight: 600;
  border-width: 1.5px;
}

/* ── Comparison Table ─────────────────────────────────────── */
.cmp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.cmp-table th {
  font-family: var(--bd);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--ink-light);
  font-weight: 500;
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1.5px solid var(--ink);
}
.cmp-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--rl);
  color: var(--ink-mid);
  vertical-align: top;
}
.cmp-table td:first-child {
  color: var(--ink);
  font-weight: 500;
}
.cmp-table .gm-col {
  background: rgba(45,49,66,0.08);
  color: var(--ink);
  font-weight: 600;
  border-left: 2px solid var(--ink);
}
.cmp-table th.gm-col {
  color: var(--ink);
  font-weight: 700;
  letter-spacing: 3px;
}
[data-theme="dark"] .cmp-table .gm-col {
  background: rgba(240,240,245,0.06);
}

@media (max-width: 768px) {
  .cmp-table { font-size: 11px; }
  .cmp-table th, .cmp-table td { padding: 8px 6px; }
}

/* ── Scroll Animations ────────────────────────────────────── */
[data-animate] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}
[data-delay="1"] { transition-delay: 0.1s; }
[data-delay="2"] { transition-delay: 0.25s; }
[data-delay="3"] { transition-delay: 0.4s; }
[data-delay="4"] { transition-delay: 0.55s; }
[data-delay="5"] { transition-delay: 0.7s; }
[data-delay="6"] { transition-delay: 0.85s; }
[data-delay="7"] { transition-delay: 1.0s; }

/* ── Agent Block (execution grid) ─────────────────────────── */
.agent-block {
  padding: 14px 10px;
  text-align: center;
}
.agent-block--standard { background: var(--ink); }
.agent-block--challenger { background: #3D2020; }
.agent-block--reader { background: var(--ink-mid); }
.agent-block--hr { background: #1A3A2A; }

.agent-block__name {
  font-family: var(--sf);
  font-size: 14px;
  font-weight: 700;
  color: var(--bg);
}
.agent-block__model {
  font-size: 9.5px;
  color: rgba(245,242,236,0.5);
  margin-top: 4px;
}
.agent-block__desc {
  font-size: 9px;
  color: rgba(245,242,236,0.35);
  margin-top: 3px;
  line-height: 1.4;
}

/* ── Progress Bar ─────────────────────────────────────────── */
.progress-bar {
  position: relative;
  height: 3px;
  background: var(--rl);
  overflow: visible;
}
.progress-bar__fill {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0%;
  background: var(--ink);
  transition: width 2.5s cubic-bezier(0.25, 0.1, 0.25, 1) 0.6s;
}
.progress-bar.is-visible .progress-bar__fill {
  width: 100%;
}

/* ── Agent Card (detail grid) ─────────────────────────────── */
.agent-card {
  border-left: 3px solid var(--ink);
}
.agent-card__name {
  font-family: var(--sf);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}
.agent-card__model {
  display: inline-block;
  padding: 2px 8px;
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--ink-light);
  border: 1px solid var(--rl);
  margin-bottom: 8px;
}
.agent-card__desc {
  font-size: 13px;
  color: var(--ink-mid);
  line-height: 1.5;
}

/* ── Strikethrough Comparison ─────────────────────────────── */
.compare-old {
  font-size: 13px;
  color: var(--ink-light);
  text-decoration: line-through;
  margin-bottom: 4px;
}
.section--dark .compare-old {
  color: rgba(240,240,245,0.4);
}
.compare-new {
  font-family: var(--sf);
  font-size: 16px;
  font-weight: 700;
}

/* ── Waterfall / Fill Bars ────────────────────────────────── */
.fill-bar {
  height: 5px;
  background: var(--rl);
  width: 100%;
  margin-top: 6px;
}
.fill-bar__inner {
  height: 100%;
  background: var(--ink);
  width: 0%;
  transition: width 1.2s var(--ease) 0.5s;
}
[data-animate].is-visible .fill-bar__inner {
  width: var(--fill-w);
}