/* Cobalt — global styles. Single light mode only. Bold, confident. */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;1,9..144,300;1,9..144,400&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Surfaces — warm paper, not clinical white */
  --bg: #f6f4ee;
  --bg-2: #ecebe4;
  --bg-3: #e2e1d8;
  --paper: #fbfaf5;
  --ink: #0e0e0c;
  --ink-2: #2b2b27;
  --ink-3: #5f5f58;
  --ink-4: #97978e;
  --border: #d9d7ce;
  --border-strong: #bfbcac;

  /* Brand — electric sapphire cobalt + acid lime punch */
  --cobalt: #1d3dff;        /* signature */
  --cobalt-hover: #1530cc;
  --cobalt-ink: #0a1e88;     /* deep, for text on light */
  --cobalt-tint: #e6eaff;
  --lime: #d4fc4a;           /* punch accent */
  --lime-deep: #aad318;

  --success: #0aa564;
  --warning: #e08a00;
  --danger:  #d83a3a;

  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-2xl: 36px;

  --shadow-sm: 0 1px 2px rgba(14,14,12,0.05);
  --shadow-md: 0 8px 24px -6px rgba(14,14,12,0.08), 0 2px 4px rgba(14,14,12,0.04);
  --shadow-lg: 0 30px 80px -20px rgba(14,14,12,0.18), 0 10px 24px -8px rgba(14,14,12,0.08);

  --max-w: 1280px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
::selection { background: var(--cobalt); color: var(--paper); }

/* Type --------------------------------------------------- */
.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cobalt);
}
.eyebrow .dim { color: var(--ink-4); }

.serif { font-family: 'Fraunces', serif; font-style: italic; font-weight: 400; letter-spacing: -0.025em; }
.mono  { font-family: 'JetBrains Mono', monospace; }

.h1 { font-size: clamp(40px, 5vw, 64px); font-weight: 500; line-height: 1; letter-spacing: -0.035em; }
.h2 { font-size: clamp(32px, 3.6vw, 52px); font-weight: 500; line-height: 1.03; letter-spacing: -0.03em; }
.h3 { font-size: clamp(22px, 2vw, 28px); font-weight: 600; line-height: 1.2; letter-spacing: -0.015em; }

.lede { font-size: clamp(17px, 1.3vw, 20px); color: var(--ink-2); line-height: 1.5; max-width: 58ch; }
.muted { color: var(--ink-3); }

/* Layout ------------------------------------------------- */
.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 32px; }
.section { padding: 120px 0; }
@media (max-width: 720px) { .section { padding: 80px 0; } .wrap { padding: 0 20px; } }
.hr { height: 1px; background: var(--border); margin: 0; border: 0; }

/* Nav ---------------------------------------------------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--max-w); margin: 0 auto;
  padding: 18px 32px;
  display: flex; align-items: center; gap: 40px;
}
.nav-logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; letter-spacing: -0.02em; color: var(--ink); }
.nav-logo svg { color: var(--cobalt); }
.nav-links { display: flex; gap: 4px; align-items: center; flex: 1; }
.nav-link {
  padding: 8px 14px; border-radius: 10px;
  font-size: 14px; font-weight: 500; color: var(--ink-2);
  display: inline-flex; align-items: center; gap: 6px;
  transition: background 0.15s, color 0.15s;
  position: relative;
}
.nav-link:hover { background: var(--bg-2); color: var(--ink); }
.nav-link.active { color: var(--ink); }
.nav-link .chev { opacity: 0.5; }
.nav-cta { display: flex; gap: 8px; align-items: center; }

.nav-dropdown {
  position: absolute; top: calc(100% + 10px); left: 50%;
  transform: translateX(-50%) translateY(-4px);
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 10px;
  min-width: 320px;
  box-shadow: var(--shadow-lg);
  opacity: 0; pointer-events: none;
  transition: opacity 0.15s, transform 0.15s;
}
.nav-link-wrap { position: relative; }
.nav-link-wrap:hover .nav-dropdown,
.nav-link-wrap:focus-within .nav-dropdown {
  opacity: 1; pointer-events: auto; transform: translateX(-50%) translateY(0);
}
.nav-dd-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 10px 12px; border-radius: 12px;
  color: var(--ink-2);
}
.nav-dd-item:hover { background: var(--bg-2); color: var(--ink); }
.nav-dd-item .ico {
  flex: none; width: 36px; height: 36px; border-radius: 10px;
  background: var(--cobalt-tint); color: var(--cobalt-ink);
  display: grid; place-items: center;
}
.nav-dd-item .lbl { font-weight: 600; color: var(--ink); font-size: 14px; }
.nav-dd-item .sub { font-size: 12.5px; color: var(--ink-3); line-height: 1.4; margin-top: 1px; }

.nav-dd-wide {
  min-width: 620px;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 8px;
  left: 0; transform: translateY(-4px);
  padding: 14px;
}
.nav-link-wrap:hover .nav-dd-wide,
.nav-link-wrap:focus-within .nav-dd-wide { transform: translateY(0); }
.nav-dd-col { display: flex; flex-direction: column; gap: 2px; }
.nav-dd-col.nav-dd-accent {
  background: var(--bg-2);
  border-radius: 14px;
  padding: 8px;
}
.nav-dd-head {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px; font-weight: 600; letter-spacing: 0.14em;
  color: var(--ink-4);
  padding: 10px 12px 6px;
}

/* Buttons ------------------------------------------------ */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 22px; border-radius: 99px;
  font-size: 14.5px; font-weight: 600; letter-spacing: -0.005em;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.08s, background 0.15s, border-color 0.15s, color 0.15s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-sm { padding: 8px 14px; font-size: 13.5px; }
.btn-lg { padding: 16px 26px; font-size: 15px; }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: #000; }
.btn-accent { background: var(--cobalt); color: #fff; }
.btn-accent:hover { background: var(--cobalt-hover); }
.btn-lime { background: var(--lime); color: var(--ink); }
.btn-lime:hover { background: #c8ef3c; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--border-strong); }
.btn-ghost:hover { background: var(--bg-2); border-color: var(--ink-3); }

/* Chips -------------------------------------------------- */
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 99px;
  background: var(--paper); border: 1px solid var(--border);
  font-size: 12.5px; font-weight: 500; color: var(--ink-2);
  font-family: 'JetBrains Mono', monospace;
}
.chip .dot { width: 6px; height: 6px; border-radius: 99px; background: var(--success); box-shadow: 0 0 0 3px color-mix(in srgb, var(--success) 20%, transparent); }
.chip.chip-blue { background: var(--cobalt-tint); border-color: color-mix(in srgb, var(--cobalt) 25%, transparent); color: var(--cobalt-ink); }
.chip.chip-lime { background: var(--lime); border-color: var(--lime-deep); color: var(--ink); }

/* Cards -------------------------------------------------- */
.card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px;
}

/* Footer ------------------------------------------------- */
.footer { border-top: 1px solid var(--border); background: var(--bg-2); padding: 80px 0 40px; }
@media (max-width: 720px) {
  .footer { padding: 56px 0 32px; }
  .footer-grid { gap: 32px 24px; }
  .footer-bottom { margin-top: 40px; padding-top: 24px; flex-direction: column; gap: 12px; }
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr; gap: 40px; }
.footer h5 { font-family: 'JetBrains Mono', monospace; font-size: 11px; text-transform: uppercase; letter-spacing: 0.16em; color: var(--ink-4); font-weight: 500; margin: 0 0 16px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer a { color: var(--ink-2); font-size: 14px; }
.footer a:hover { color: var(--ink); }
.footer-bottom { margin-top: 56px; padding-top: 32px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; color: var(--ink-3); font-size: 12.5px; }
.footer-big {
  font-family: 'Fraunces', serif;
  font-weight: 300;
  font-size: clamp(36px, 6vw, 88px);
  line-height: 0.98;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin: 0 0 24px;
  max-width: 14ch;
}
.footer-big .ital { font-style: italic; font-weight: 400; }
.footer-big .under { background: var(--lime); padding: 0 12px; display: inline-block; }
@media (max-width: 820px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* Utility ------------------------------------------------ */
.grid-bg {
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: -1px -1px;
}
.divider-number {
  font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.16em;
  color: var(--ink-4); text-transform: uppercase;
  display: flex; align-items: center; gap: 16px;
}
.divider-number::after { content: ''; flex: 1; height: 1px; background: var(--border); }

.highlight-lime { background: var(--lime); padding: 0 0.12em 0.05em; border-radius: 4px; }
.highlight-cobalt { background: var(--cobalt); color: var(--paper); padding: 0 0.12em 0.05em; border-radius: 4px; }

/* Responsive helpers */
.show-md { display: none; }
@media (max-width: 900px) {
  .hide-md { display: none !important; }
  .show-md { display: inline-flex !important; }
}
@media (max-width: 640px) { .hide-sm { display: none !important; } }

/* Mobile menu --------------------------------------------- */
.nav-burger {
  background: transparent; border: 1px solid var(--border-strong);
  border-radius: 99px; width: 40px; height: 40px;
  padding: 0; cursor: pointer;
  align-items: center; justify-content: center;
  color: var(--ink);
}
.nav-burger:hover { background: var(--bg-2); }
.burger-icon { position: relative; width: 18px; height: 14px; display: inline-block; }
.burger-icon span {
  position: absolute; left: 0; right: 0; height: 1.6px;
  background: currentColor; border-radius: 2px;
  transition: transform 0.2s, opacity 0.15s, top 0.2s;
}
.burger-icon span:nth-child(1) { top: 0; }
.burger-icon span:nth-child(2) { top: 6px; }
.burger-icon span:nth-child(3) { top: 12px; }
.burger-icon.open span:nth-child(1) { top: 6px; transform: rotate(45deg); }
.burger-icon.open span:nth-child(2) { opacity: 0; }
.burger-icon.open span:nth-child(3) { top: 6px; transform: rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: 64px 0 0 0; z-index: 49;
  background: color-mix(in srgb, var(--ink) 35%, transparent);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0; pointer-events: none;
  transition: opacity 0.18s ease;
}
.mobile-menu.open { opacity: 1; pointer-events: auto; }
.mobile-menu-inner {
  background: var(--bg);
  max-height: calc(100vh - 64px);
  overflow-y: auto;
  padding: 24px 20px 32px;
  border-bottom: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 24px;
  transform: translateY(-8px);
  transition: transform 0.2s ease;
}
.mobile-menu.open .mobile-menu-inner { transform: translateY(0); }
.mm-section { display: flex; flex-direction: column; gap: 4px; }
.mm-section.mm-cta { gap: 10px; padding-top: 8px; border-top: 1px solid var(--border); }
.mm-section.mm-cta .btn { width: 100%; justify-content: center; }
.mm-head {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-4);
  padding: 4px 8px 8px;
}
.mm-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 8px; border-radius: 12px;
  color: var(--ink);
}
.mm-item:active { background: var(--bg-2); }
.mm-item .ico {
  flex: none; width: 36px; height: 36px; border-radius: 10px;
  background: var(--cobalt-tint); color: var(--cobalt-ink);
  display: grid; place-items: center;
}
.mm-item-text { display: flex; flex-direction: column; gap: 2px; }
.mm-lbl { font-weight: 600; font-size: 15px; color: var(--ink); }
.mm-sub { font-size: 12.5px; color: var(--ink-3); line-height: 1.35; }
.mm-link {
  padding: 14px 8px; border-radius: 12px;
  font-size: 17px; font-weight: 500; color: var(--ink);
}
.mm-link:active { background: var(--bg-2); }