/* ---------------------------------------------------------------
   DOS Cockpit v0
   Calm, founder-grade. Dark mode by default.
--------------------------------------------------------------- */

:root {
  --bg:            #0A0A0A;
  --bg-elev:       #111111;
  --border:        #1F1F1F;
  --border-strong: #2A2A2A;
  --text:          #ECECEC;
  --text-mute:     #8A8A8A;
  --text-dim:      #5C5C5C;

  /* Tile accents */
  --accent-helicon:  #8B1A2B; /* deep burgundy */
  --accent-macro:    #1F5132; /* forest green */
  --accent-par:      #1B2A4A; /* navy */
  --accent-personal: #3A3A3A; /* charcoal */
  --accent-cross:    #B08D3C; /* gold / brass */

  --font-serif: ui-serif, Georgia, "Iowan Old Style", "Apple Garamond", "Palatino Linotype", Cambria, "Times New Roman", serif;
  --font-sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --radius: 8px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

/* ---------- Masthead ---------- */

.masthead {
  padding: 56px 24px 32px;
  text-align: left;
  max-width: 1200px;
  margin: 0 auto;
}

.brand {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 72px;
  line-height: 1;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--text);
}

.brand-sub {
  margin: 8px 0 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-mute);
}

/* ---------- Grid ---------- */

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  padding: 16px 24px 40px;
  max-width: 1200px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    padding: 24px 32px 56px;
  }
  .tile--wide {
    grid-column: 1 / -1;
  }
  .masthead {
    padding: 64px 32px 24px;
  }
  .brand {
    font-size: 88px;
  }
}

/* ---------- Tile ---------- */

.tile {
  position: relative;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 160ms ease, transform 160ms ease;
}

.tile:hover {
  border-color: var(--border-strong);
}

.tile-accent {
  position: absolute;
  top: 0;
  left: 0;
  height: 3px;
  width: 100%;
  background: var(--tile-accent, var(--text-dim));
}

.tile[data-accent="helicon"]  { --tile-accent: var(--accent-helicon); }
.tile[data-accent="macro"]    { --tile-accent: var(--accent-macro); }
.tile[data-accent="par"]      { --tile-accent: var(--accent-par); }
.tile[data-accent="personal"] { --tile-accent: var(--accent-personal); }
.tile[data-accent="cross"]    { --tile-accent: var(--accent-cross); }

.tile-body {
  padding: 28px 24px 24px;
}

@media (min-width: 768px) {
  .tile-body {
    padding: 32px 28px 28px;
  }
}

.tile-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 28px;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
  color: var(--text);
}

.tile-sub {
  margin: 0 0 20px;
  font-size: 13px;
  color: var(--text-mute);
  letter-spacing: 0.02em;
}

.tile-status {
  margin: 0 0 24px;
  padding: 16px 0 0;
  border-top: 1px solid var(--border);
}

.tile-status p {
  margin: 0 0 4px;
  font-size: 14px;
  color: var(--text);
  line-height: 1.55;
}

.tile-status p:last-child {
  margin-bottom: 0;
}

/* ---------- CTA ---------- */

.tile-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tile-cta {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  padding: 12px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  background: transparent;
  transition: background 140ms ease, border-color 140ms ease, color 140ms ease;
  width: 100%;
}

.tile-cta:hover {
  background: var(--tile-accent, var(--border-strong));
  border-color: var(--tile-accent, var(--border-strong));
  color: #fff;
}

.tile-cta--secondary {
  color: var(--text-mute);
}

.tile-cta .arrow {
  font-size: 16px;
  transition: transform 140ms ease;
}

.tile-cta:hover .arrow {
  transform: translateX(2px);
}

/* ---------- Footer ---------- */

.footer {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px 40px;
  color: var(--text-dim);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

@media (min-width: 768px) {
  .footer {
    padding: 24px 32px 48px;
  }
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
}