/* ==========================================================================
   Eusebio Solutions — Design Tokens · Apple Light Edition
   ========================================================================== */


:root {
  /* === COLOR — Apple Light palette ===================================== */

  /* Ground */
  --paper:   #F5F5F7;
  --paper-2: #FFFFFF;
  --paper-3: #E8E8ED;
  --paper-4: #D2D2D7;

  /* Text */
  --ink:   #1D1D1F;
  --ink-2: #3A3A3C;
  --ink-3: #48484A;

  /* Foreground scale on paper */
  --fg-1: #1D1D1F;
  --fg-2: #5C5C60;
  --fg-3: #86868B;
  --fg-4: #AEAEB2;

  /* Brand cyan — primary signal */
  --signal:      #04CCD6;
  --signal-deep: #038890;
  --signal-press:#026D74;
  --signal-soft: #7FE0E5;
  --signal-pale: #E0F7F8;

  /* Keep amber only for subtle warmth (eyebrows, "disponível" dot) */
  --amber:      #E89B2B;
  --amber-deep: #B5731A;
  --amber-pale: #FFF3DC;

  /* Semantic */
  --moss:       #34C759;   /* Apple system green */
  --moss-pale:  #D4F5DE;
  --brick:      #FF3B30;   /* Apple system red */
  --brick-pale: #FFE0DE;

  /* Inverted — dark footer/sections */
  --on-ink-1: #F5F5F7;
  --on-ink-2: #AEAEB2;
  --on-ink-3: #6E6E73;
  --border-ink: rgba(255,255,255,0.10);

  /* Borders */
  --border-paper: #D2D2D7;
  --border-light: #E8E8ED;

  /* === TYPE ============================================================= */
  --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body:    'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Scale */
  --fs-xs:   12px;
  --fs-sm:   14px;
  --fs-base: 17px;   /* Apple uses 17px as body size */
  --fs-lg:   19px;
  --fs-xl:   21px;
  --fs-2xl:  24px;
  --fs-3xl:  32px;
  --fs-4xl:  40px;
  --fs-5xl:  52px;
  --fs-6xl:  64px;
  --fs-7xl:  80px;

  /* Line heights */
  --lh-tight:  1.06;
  --lh-snug:   1.14;
  --lh-normal: 1.47;
  --lh-loose:  1.65;

  /* Tracking */
  --tr-tight:  -0.025em;
  --tr-snug:   -0.016em;
  --tr-normal: 0;
  --tr-wide:   0.03em;
  --tr-eyebrow: 0.12em;

  /* Weights */
  --w-regular:  400;
  --w-medium:   500;
  --w-semibold: 600;
  --w-bold:     700;

  /* === SPACING ========================================================== */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 24px;
  --s-6: 32px;
  --s-7: 48px;
  --s-8: 64px;
  --s-9: 96px;
  --s-10: 128px;

  /* === RADIUS =========================================================== */
  --r-sm:   8px;
  --r-md:   12px;
  --r-lg:   18px;
  --r-xl:   24px;
  --r-2xl:  32px;
  --r-pill: 999px;

  /* === SHADOW — Apple-style, very subtle ================================ */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.03);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.04), 0 10px 30px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 16px rgba(0,0,0,0.05), 0 24px 64px rgba(0,0,0,0.10);
  --ring-signal: 0 0 0 4px rgba(4,204,214,0.28);

  /* === MOTION =========================================================== */
  --ease-out: cubic-bezier(.25,.46,.45,.94);   /* Apple spring */
  --ease-in:  cubic-bezier(.55,.055,.675,.19);
  --d-fast:   100ms;
  --d-base:   200ms;
  --d-slow:   400ms;

  /* === LAYOUT =========================================================== */
  --w-content: 1200px;
  --w-prose:   700px;
  --gutter:    24px;
  --rhythm-lg: 120px;
  --rhythm-md: 80px;
  --rhythm-sm: 56px;
}

/* Base reset */
*, *::before, *::after { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--paper);
  color: var(--fg-1);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Eyebrow */
.eyebrow, [data-type="eyebrow"] {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: var(--w-semibold);
  letter-spacing: var(--tr-eyebrow);
  text-transform: uppercase;
  color: var(--signal-deep);
}

/* Headings */
h1, .h1 { font-family: var(--font-display); font-size: clamp(40px,5vw,64px); font-weight: 700; line-height: var(--lh-tight); letter-spacing: var(--tr-tight); color: var(--fg-1); margin: 0 0 var(--s-5) 0; text-wrap: balance; }
h2, .h2 { font-family: var(--font-display); font-size: clamp(32px,4vw,48px); font-weight: 700; line-height: var(--lh-tight); letter-spacing: var(--tr-snug); color: var(--fg-1); margin: 0 0 var(--s-4) 0; text-wrap: balance; }
h3, .h3 { font-family: var(--font-body); font-size: var(--fs-2xl); font-weight: var(--w-semibold); line-height: 1.2; color: var(--fg-1); margin: 0 0 var(--s-3) 0; }
h4, .h4 { font-family: var(--font-body); font-size: var(--fs-xl); font-weight: var(--w-semibold); color: var(--fg-1); margin: 0 0 var(--s-2) 0; }

p { font-size: var(--fs-base); line-height: var(--lh-normal); color: var(--fg-2); margin: 0 0 var(--s-4) 0; text-wrap: pretty; }
.lead { font-size: var(--fs-xl); line-height: 1.5; color: var(--fg-2); }
small, .small { font-size: var(--fs-sm); color: var(--fg-3); }

a { color: var(--signal-deep); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible { outline: none; box-shadow: var(--ring-signal); border-radius: 4px; }

code { font-family: var(--font-mono); font-size: 0.9em; background: var(--paper-3); border-radius: 5px; padding: 2px 6px; }

/* === BUTTONS ========================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: var(--w-semibold);
  font-size: var(--fs-sm);
  padding: 10px 20px;
  border-radius: var(--r-md);
  border: 1px solid transparent;
  cursor: pointer;
  background: transparent;
  color: var(--fg-1);
  transition: background var(--d-fast) var(--ease-out),
              color var(--d-fast) var(--ease-out),
              border-color var(--d-fast) var(--ease-out),
              transform var(--d-fast) var(--ease-out),
              box-shadow var(--d-fast) var(--ease-out);
  text-decoration: none;
  box-sizing: border-box;
}

.btn:active {
  transform: scale(0.98);
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--ring-signal);
}

/* Primary variant */
.btn-primary {
  background: var(--ink);
  color: var(--paper);
}
.btn-primary:hover {
  background: var(--ink-2);
}

/* Accent variant */
.btn-accent {
  background: var(--signal);
  color: var(--ink);
}
.btn-accent:hover {
  background: var(--signal-deep);
  color: #fff;
}

/* Ghost variant */
.btn-ghost {
  background: transparent;
  border-color: var(--paper-3);
  color: var(--ink);
}
.btn-ghost:hover {
  background: var(--paper-2);
}

/* Link variant */
.btn-link {
  background: transparent;
  color: var(--signal-deep);
  padding: 0;
  border-radius: 0;
}
.btn-link:hover {
  text-decoration: underline;
}