/* Cadence — clean-room implementation. References claude-usage behaviorally only. */

/* ---------- Self-hosted webfonts ---------- */
@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 300 900;
  font-display: swap;
  src: url('../fonts/Fraunces-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 300 900;
  font-display: swap;
  src: url('../fonts/Fraunces-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Fraunces';
  font-style: italic;
  font-weight: 300 900;
  font-display: swap;
  src: url('../fonts/Fraunces-italic-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Fraunces';
  font-style: italic;
  font-weight: 300 900;
  font-display: swap;
  src: url('../fonts/Fraunces-italic-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Geist';
  font-style: normal;
  font-weight: 300 800;
  font-display: swap;
  src: url('../fonts/Geist-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Geist';
  font-style: normal;
  font-weight: 300 800;
  font-display: swap;
  src: url('../fonts/Geist-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 300 800;
  font-display: swap;
  src: url('../fonts/JetBrainsMono-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 300 800;
  font-display: swap;
  src: url('../fonts/JetBrainsMono-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: italic;
  font-weight: 300 800;
  font-display: swap;
  src: url('../fonts/JetBrainsMono-italic-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: italic;
  font-weight: 300 800;
  font-display: swap;
  src: url('../fonts/JetBrainsMono-italic-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* ============================================================
   CADENCE — Colors & Type foundations
   ------------------------------------------------------------
   Design philosophy: editorial dashboard. Cream paper for light
   mode, warm espresso for dark mode. Fraunces for display (serif,
   opinionated), Geist for UI (clean, techy), JetBrains Mono for
   data + terminal.
   ============================================================ */

/* ---------- Webfonts ---------- */

/* ============================================================
   CORE TOKENS (light mode / default)
   ============================================================ */
:root {
  /* ---- Cream palette (paper) ---- */
  --paper-50:  #FBF7EC;   /* lightest wash, almost white */
  --paper-100: #F5EFE3;   /* default page background */
  --paper-200: #EFE7D3;   /* muted surface */
  --paper-300: #EAE0CC;   /* card on-paper / subtle fill */
  --paper-400: #DDD0B3;   /* divider strong */
  --paper-500: #C6B68F;   /* muted accent */

  /* ---- Ink (text + dark elements on cream) ---- */
  --ink-900: #1C1A17;     /* primary text, logo */
  --ink-800: #2A2722;
  --ink-700: #3D3830;
  --ink-600: #5C554A;
  --ink-500: #7A7266;     /* secondary text */
  --ink-400: #9C9484;     /* tertiary text, captions */
  --ink-300: #BDB4A0;     /* disabled */

  /* ---- Ember (primary accent — a warm terracotta) ---- */
  --ember-50:  #FBEDE6;
  --ember-100: #F5D4C2;
  --ember-300: #E89670;
  --ember-500: #C14A2A;   /* primary accent */
  --ember-600: #A63D20;
  --ember-700: #7E2D17;

  /* ---- Moss (secondary accent — earthy green) ---- */
  --moss-100: #DDE3CC;
  --moss-300: #8A9B6E;
  --moss-500: #566B3E;
  --moss-700: #3A4A29;

  /* ---- Amber (tertiary accent — highlight, Wrapped) ---- */
  --amber-100: #F7E5B8;
  --amber-300: #E5B655;
  --amber-500: #C8922C;
  --amber-700: #8E6515;

  /* ---- Clay (muted brown — supporting) ---- */
  --clay-300: #B39A78;
  --clay-500: #6B5B3E;
  --clay-700: #453A27;

  /* ---- Semantic ---- */
  --success: var(--moss-500);
  --warning: var(--amber-500);
  --danger:  var(--ember-500);
  --info:    #4A6B8A;

  /* ---- Foreground / background semantic aliases ---- */
  --bg:         var(--paper-100);
  --bg-elev-1:  var(--paper-50);   /* raised card on paper */
  --bg-elev-2:  #FFFFFF;            /* top modal */
  --bg-sunken:  var(--paper-200);   /* inset panel */
  --bg-muted:   var(--paper-300);   /* chip, tag */

  --fg:         var(--ink-900);     /* primary text */
  --fg-1:       var(--ink-900);
  --fg-2:       var(--ink-600);     /* secondary */
  --fg-3:       var(--ink-500);     /* tertiary / captions */
  --fg-4:       var(--ink-400);     /* placeholder */
  --fg-inverse: var(--paper-50);

  --accent:     var(--ember-500);
  --accent-fg:  #FFFFFF;
  --accent-soft-bg: var(--ember-50);
  --accent-soft-fg: var(--ember-700);

  --border:       #E0D4B8;
  --border-soft:  #EBE1CC;
  --border-strong:#C6B68F;
  --focus-ring:   var(--ember-500);

  /* ---- Shadows (warm, subtle — no blue) ---- */
  --shadow-xs: 0 1px 0 rgba(60, 40, 20, 0.04), 0 1px 2px rgba(60, 40, 20, 0.04);
  --shadow-sm: 0 1px 2px rgba(60, 40, 20, 0.05), 0 2px 6px rgba(60, 40, 20, 0.06);
  --shadow-md: 0 4px 12px rgba(60, 40, 20, 0.08), 0 2px 4px rgba(60, 40, 20, 0.05);
  --shadow-lg: 0 12px 32px rgba(60, 40, 20, 0.12), 0 4px 8px rgba(60, 40, 20, 0.06);
  --shadow-inset: inset 0 1px 2px rgba(60, 40, 20, 0.06);

  /* ---- Radius ---- */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-2xl: 28px;
  --radius-pill: 999px;

  /* ---- Spacing ---- */
  --sp-0: 0;
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-10: 40px;
  --sp-12: 48px;
  --sp-16: 64px;
  --sp-20: 80px;
  --sp-24: 96px;

  /* ---- Type families ---- */
  --font-display: "Fraunces", "Iowan Old Style", "Palatino", Georgia, serif;
  --font-sans:    "Geist", "Inter", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --font-mono:    "JetBrains Mono", "IBM Plex Mono", "SF Mono", Menlo, Consolas, monospace;

  /* ---- Easing + motion ---- */
  --ease-standard: cubic-bezier(0.32, 0.08, 0.24, 1);
  --ease-emphasized: cubic-bezier(0.2, 0.9, 0.25, 1.1);
  --ease-exit: cubic-bezier(0.4, 0, 1, 1);
  --dur-fast: 120ms;
  --dur-base: 200ms;
  --dur-slow: 360ms;
}

/* ============================================================
   DARK MODE — deep espresso with amber accents
   ============================================================ */
:root[data-theme="dark"],
.theme-dark {
  --bg:        #1A1612;   /* deep espresso */
  --bg-elev-1: #241E18;   /* raised card */
  --bg-elev-2: #2D251E;   /* modal top */
  --bg-sunken: #14110D;   /* inset */
  --bg-muted:  #2A231C;   /* chips */

  --fg:        #F2E8D4;   /* warm off-white (cream) */
  --fg-1:      #F2E8D4;
  --fg-2:      #BDB09A;
  --fg-3:      #8F8574;
  --fg-4:      #6B6556;
  --fg-inverse:#1A1612;

  --accent:    #E5B655;   /* amber swaps in for ember at night */
  --accent-fg: #1A1612;
  --accent-soft-bg: #3A2E1B;
  --accent-soft-fg: #F2CA73;

  --ember-500: #E07050;   /* softer ember in dark */
  --moss-500:  #8FA670;
  --amber-500: #E5B655;

  --success:   #8FA670;
  --warning:   #E5B655;
  --danger:    #E07050;
  --info:      #8AA7C5;

  --border:        #3A2F24;
  --border-soft:   #2B231B;
  --border-strong: #544432;
  --focus-ring:    #E5B655;

  --shadow-xs: 0 1px 0 rgba(0, 0, 0, 0.24);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3), 0 2px 6px rgba(0, 0, 0, 0.22);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.36), 0 2px 4px rgba(0, 0, 0, 0.28);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.48), 0 4px 8px rgba(0, 0, 0, 0.32);
  --shadow-inset: inset 0 1px 2px rgba(0, 0, 0, 0.32);
}

/* ============================================================
   DARK MODE — OS-auto via prefers-color-scheme
   Same token values as [data-theme="dark"]. Skipped when the user
   has explicitly opted into light with [data-theme="light"].
   ============================================================ */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg:        #1A1612;
    --bg-elev-1: #241E18;
    --bg-elev-2: #2D251E;
    --bg-sunken: #14110D;
    --bg-muted:  #2A231C;

    --fg:        #F2E8D4;
    --fg-1:      #F2E8D4;
    --fg-2:      #BDB09A;
    --fg-3:      #8F8574;
    --fg-4:      #6B6556;
    --fg-inverse:#1A1612;

    --accent:    #E5B655;
    --accent-fg: #1A1612;
    --accent-soft-bg: #3A2E1B;
    --accent-soft-fg: #F2CA73;

    --ember-500: #E07050;
    --moss-500:  #8FA670;
    --amber-500: #E5B655;

    --success:   #8FA670;
    --warning:   #E5B655;
    --danger:    #E07050;
    --info:      #8AA7C5;

    --border:        #3A2F24;
    --border-soft:   #2B231B;
    --border-strong: #544432;
    --focus-ring:    #E5B655;

    --shadow-xs: 0 1px 0 rgba(0, 0, 0, 0.24);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3), 0 2px 6px rgba(0, 0, 0, 0.22);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.36), 0 2px 4px rgba(0, 0, 0, 0.28);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.48), 0 4px 8px rgba(0, 0, 0, 0.32);
    --shadow-inset: inset 0 1px 2px rgba(0, 0, 0, 0.32);
  }
}

/* ============================================================
   TYPE SYSTEM — semantic roles
   ============================================================ */
:root {
  /* Display (Fraunces, opsz + slight negative tracking) */
  --type-display-xl:  700 88px/0.95 var(--font-display);
  --type-display-lg:  500 64px/1.0  var(--font-display);
  --type-display-md:  500 48px/1.05 var(--font-display);
  --type-display-sm:  500 36px/1.1  var(--font-display);

  /* Headings (Fraunces for h1–h3, Geist for h4–h6) */
  --type-h1: 500 44px/1.08 var(--font-display);
  --type-h2: 500 32px/1.15 var(--font-display);
  --type-h3: 500 24px/1.25 var(--font-display);
  --type-h4: 600 18px/1.35 var(--font-sans);
  --type-h5: 600 15px/1.4  var(--font-sans);
  --type-h6: 600 13px/1.4  var(--font-sans);

  /* Body */
  --type-body-lg: 400 18px/1.55 var(--font-sans);
  --type-body:    400 15px/1.55 var(--font-sans);
  --type-body-sm: 400 13px/1.5  var(--font-sans);

  /* Labels + micro */
  --type-label: 500 13px/1.3 var(--font-sans);
  --type-caption: 400 12px/1.4 var(--font-sans);
  --type-eyebrow: 600 11px/1.2 var(--font-sans); /* uppercase, tracked */

  /* Mono */
  --type-mono:    400 13px/1.5 var(--font-mono);
  --type-mono-sm: 400 12px/1.45 var(--font-mono);

  /* Big numerals (data moments, Wrapped) */
  --type-numeral-xl: 500 120px/0.9 var(--font-display);
  --type-numeral-lg: 500 72px/0.95 var(--font-display);
}

/* ============================================================
   BASE + ELEMENT DEFAULTS
   ============================================================ */
html, body {
  background: var(--bg);
  color: var(--fg);
  font: var(--type-body);
  font-feature-settings: "ss01", "ss02", "cv11";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1 { font: var(--type-h1); letter-spacing: -0.01em; color: var(--fg-1); }
h2 { font: var(--type-h2); letter-spacing: -0.005em; color: var(--fg-1); }
h3 { font: var(--type-h3); color: var(--fg-1); }
h4 { font: var(--type-h4); color: var(--fg-1); }
h5 { font: var(--type-h5); color: var(--fg-1); }
h6 { font: var(--type-h6); color: var(--fg-2); text-transform: uppercase; letter-spacing: 0.06em; }

p { font: var(--type-body); color: var(--fg-1); text-wrap: pretty; }
small { font: var(--type-caption); color: var(--fg-3); }
code, kbd, samp, pre { font: var(--type-mono); }
kbd {
  display: inline-block;
  padding: 2px 6px;
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  border-radius: var(--radius-xs);
  background: var(--bg-elev-1);
  color: var(--fg-2);
  font-size: 11px;
}

.eyebrow {
  font: var(--type-eyebrow);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--fg-3);
}

.display-italic { font-style: italic; font-variation-settings: "opsz" 144; }

/* Selection */
::selection { background: var(--ember-100); color: var(--ink-900); }
:root[data-theme="dark"] ::selection { background: var(--amber-500); color: var(--bg); }

/* Focus ring (shared) */
:where(button, a, input, select, textarea, [tabindex]):focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}