/* ============================================
   AXIOS³ — Design tokens
   ============================================ */

:root {
  /* Brand */
  --teal-50:  #f0fdfa;
  --teal-100: #ccfbf1;
  --teal-200: #99f6e4;
  --teal-300: #5eead4;
  --teal-400: #2dd4bf;
  --teal-500: #14b8a6;
  --teal-600: #0d9488;
  --teal-700: #0f766e;
  --teal-800: #115e59;
  --teal-900: #134e4a;
  --teal-950: #042f2e;

  /* Slate */
  --slate-50:  #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --slate-950: #020617;

  /* Surfaces */
  --bg:        #ffffff;
  --bg-soft:   var(--slate-50);
  --bg-dark:   var(--slate-900);
  --border:    var(--slate-200);
  --border-strong: var(--slate-300);

  /* Text */
  --ink:       var(--slate-900);
  --ink-muted: var(--slate-500);
  --ink-soft:  var(--slate-400);
  --ink-inv:   var(--slate-50);

  /* Type */
  --font-sans: "Geist", ui-sans-serif, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* Radii (matches PrimeVue preset) */
  --r-xs: 2px;
  --r-sm: 4px;
  --r-md: 6px;
  --r-lg: 8px;
  --r-xl: 12px;
  --r-2xl: 18px;

  /* Elevations */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04), 0 0 0 1px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12), 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-glow: 0 0 0 1px rgba(20, 184, 166, 0.20), 0 8px 32px rgba(20, 184, 166, 0.16);

  /* Signature gradient */
  --grad-brand: linear-gradient(135deg, #0d9488 0%, #115e59 45%, #0f172a 100%);
  --grad-brand-soft: linear-gradient(135deg, #5eead4 0%, #14b8a6 50%, #0f766e 100%);
}

/* ============================================
   Reset-ish + base
   ============================================ */

* {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-feature-settings: "ss01", "cv11";
  color: var(--ink);
  background: #f0eee9;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ============================================
   Logo — AXIOS³
   ============================================ */

.logo {
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
  white-space: nowrap;
  line-height: 1;
}
.logo .l-x {
  color: var(--teal-600);
  font-weight: 700;
  display: inline-block;
  transform: translateY(0.5%) skewX(-4deg);
}
.logo .l-sup {
  font-size: 0.58em;
  margin-left: 0.05em;
  vertical-align: top;
  font-weight: 500;
  color: var(--teal-600);
  position: relative;
  top: -0.15em;
}
.logo.on-dark { color: var(--ink-inv); }
.logo.on-dark .l-x,
.logo.on-dark .l-sup { color: var(--teal-300); }

.logo-tre {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.42em;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-left: 0.6em;
  padding-left: 0.6em;
  border-left: 1px solid var(--border);
  align-self: center;
  line-height: 1.4;
}
.logo.on-dark .logo-tre { color: var(--slate-400); border-color: rgba(255,255,255,0.18); }

/* ============================================
   Reusable bits
   ============================================ */

.mono { font-family: var(--font-mono); font-feature-settings: "ss02"; }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--teal-700);
  background: var(--teal-50);
  border: 1px solid rgba(20, 184, 166, 0.18);
  padding: 4px 8px;
  border-radius: var(--r-sm);
  line-height: 1;
}
.tag.dark {
  color: var(--teal-300);
  background: rgba(94, 234, 212, 0.10);
  border-color: rgba(94, 234, 212, 0.22);
}
.tag-dot {
  width: 6px;
  height: 6px;
  background: var(--teal-500);
  border-radius: 999px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 14px;
  padding: 10px 16px;
  border-radius: var(--r-md);
  transition: all .15s ease;
  line-height: 1;
  border: 1px solid transparent;
  text-decoration: none;
}
.btn-primary {
  background: var(--teal-600);
  color: white;
}
.btn-primary:hover { background: var(--teal-700); }
.btn-outline {
  border-color: var(--border-strong);
  color: var(--ink);
  background: var(--bg);
}
.btn-outline:hover { border-color: var(--teal-500); color: var(--teal-700); }
.btn-ghost {
  color: var(--ink);
}
.btn-ghost:hover { background: var(--slate-100); }
.btn-wa {
  background: #128c7e;
  color: white;
}
.btn-wa:hover { background: #075e54; }

.divider {
  height: 1px;
  background: var(--border);
  border: 0;
  margin: 0;
}

/* Subtle dotted background for placeholders */
.placeholder {
  background-color: var(--slate-100);
  background-image:
    repeating-linear-gradient(135deg,
      rgba(15,23,42,0.04) 0 1px,
      transparent 1px 8px);
  border: 1px dashed var(--border-strong);
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  border-radius: var(--r-md);
}

/* Cover gradient signature */
.brand-gradient {
  background: var(--grad-brand);
  position: relative;
  overflow: hidden;
}
.brand-gradient::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 18% 50%, rgba(94,234,212,0.18) 0%, transparent 38%),
    radial-gradient(circle at 78% 40%, rgba(20,184,166,0.16) 0%, transparent 42%);
  pointer-events: none;
}

/* Concentric rings motif */
.rings {
  position: absolute;
  border: 1.5px solid rgba(94, 234, 212, 0.32);
  border-radius: 999px;
  pointer-events: none;
}
.rings.r1 { border-color: rgba(94, 234, 212, 0.45); }
.rings.r2 { border-color: rgba(94, 234, 212, 0.30); }
.rings.r3 { border-color: rgba(94, 234, 212, 0.18); }