/* ==========================================================================
   Avenue Growth Design System — deployable stylesheet
   Imported from the "Avenue Growth Design System" Claude Design project
   (tokens/colors, tokens/typography, tokens/spacing, tokens/shape, base
   components) and assembled into one self-contained file for the static site.
   The Google Fonts @import must remain the first statement in the file.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Jost:wght@500;600&display=swap');

/* ==========================================================================
   Color tokens
   Navy + white carry 70-80% of any page. Blue is structure (10-15%).
   Green is a signal, not a surface — never a background, never decorative.
   ========================================================================== */
:root {
  --color-navy:        #0C2340;
  --color-navy-700:    #16324f;
  --color-blue:        #236192;
  --color-green:       #78BE20;
  --color-green-dark:  #5c9418;
  --color-gray:        #9EA2A2;
  --color-paragraph:   #696969;
  --color-white:       #FFFFFF;
  --color-black:       #000000;

  --surface-page:       var(--color-white);
  --surface-page-dark:  var(--color-navy);
  --surface-card:       var(--color-white);
  --surface-card-dark:  var(--color-navy-700);
  --surface-raised:     var(--color-white);

  --text-heading:         var(--color-navy);
  --text-heading-inverse: var(--color-white);
  --text-ink:             var(--color-navy);  /* default body text color (renamed from --text-body to avoid colliding with the --text-body type-size token) */
  --text-body-muted:      var(--color-paragraph);
  --text-body-inverse:    rgb(255 255 255 / 0.92);
  --text-body-inverse-muted: rgb(255 255 255 / 0.7);
  --text-link:            var(--color-blue);
  --text-link-hover:      var(--color-navy);

  --border-default:  rgb(158 162 162 / 0.30);
  --border-strong:   var(--color-gray);
  --border-inverse:  rgb(255 255 255 / 0.30);

  --accent-signal:    var(--color-green);
  --accent-structure: var(--color-blue);

  --focus-ring: var(--color-blue);

  --state-hover-opacity: 0.9;
  --state-press-scale: 0.98;
  --state-disabled-opacity: 0.45;
}

a { color: var(--text-link); }
a:hover { color: var(--text-link-hover); }
.section--navy a { color: var(--color-white); }
.section--navy a:hover { color: var(--color-green); }

/* ==========================================================================
   Typography tokens
   Inter for ALL live text. Jost is a Google Fonts stand-in for Sackers Gothic
   (the brand logo typeface); swap in real Sackers Gothic webfonts if licensed.
   Personality comes from scale contrast, not decorative type.
   ========================================================================== */
:root {
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Jost', 'Century Gothic', var(--font-body);

  --text-hero:    clamp(38px, 5vw, 60px);
  --text-section: clamp(30px, 3.5vw, 42px);
  --text-sub:     clamp(20px, 2vw, 26px);
  --text-body-lg: 19px;
  --text-body:    17px;
  --text-eyebrow: 12px;
  --text-button:  15px;
  --text-caption: 14px;
  --text-micro:   13px;

  --weight-regular:  400;
  --weight-medium:   500;
  --weight-semibold: 600;
  --weight-bold:     700;

  --leading-heading: 1.25;
  --leading-body:    1.65;
  --tracking-eyebrow: 0.1em;
  --measure-body:    65ch;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { line-height: var(--leading-heading); margin: 0 0 var(--space-md); font-family: var(--font-body); }
h1, h2 { font-family: var(--font-display); letter-spacing: 0.01em; }
h1 { font-size: var(--text-hero);    font-weight: var(--weight-semibold); }
h2 { font-size: var(--text-section); font-weight: var(--weight-medium); }
h3 { font-size: var(--text-sub);     font-weight: var(--weight-semibold); }

.text-display { font-family: var(--font-display); letter-spacing: 0.01em; }
p  { max-width: var(--measure-body); margin: 0 0 var(--space-sm); }

.eyebrow {
  font-size: var(--text-eyebrow);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--accent-structure);
  display: block;
  margin-bottom: var(--space-sm);
}
.section--navy .eyebrow { color: var(--accent-signal); }

.text-lede    { font-size: var(--text-body-lg); color: var(--text-body-muted); }
.text-muted   { color: var(--text-body-muted); }
.text-caption { font-size: var(--text-caption); color: var(--text-body-muted); }

/* ==========================================================================
   Spacing & layout tokens
   8px base grid. Every spacing value is a multiple of 8.
   ========================================================================== */
:root {
  --space-xs:  8px;
  --space-sm:  16px;
  --space-md:  24px;
  --space-lg:  40px;
  --space-xl:  88px;
  --space-2xl: 128px;

  --content-max:        1200px;
  --content-max-narrow: 720px;
  --page-pad-desktop:   80px;
  --page-pad-mobile:    24px;
}

.container {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--page-pad-desktop);
}
.container--narrow { max-width: var(--content-max-narrow); }

@media (max-width: 768px) {
  .container { padding-inline: var(--page-pad-mobile); }
  :root {
    --space-xl: 56px;
    --space-2xl: 72px;
  }
}

.section       { padding-block: var(--space-xl); }
.section--hero { padding-block: var(--space-2xl); }

.section--navy  { background: var(--surface-page-dark); color: var(--text-body-inverse); }
.section--navy h1, .section--navy h2, .section--navy h3 { color: var(--text-heading-inverse); }
.section--navy p { color: var(--text-body-inverse); }
.section--navy .muted { color: var(--text-body-inverse-muted); }

.section--white { background: var(--surface-page); color: var(--text-ink); }
.section--white .muted { color: var(--text-body-muted); }

.row   { display: flex; flex-wrap: wrap; gap: var(--space-sm); align-items: center; }
.stack { display: flex; flex-direction: column; gap: var(--space-sm); }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: var(--space-md); }

/* ==========================================================================
   Shape, elevation & motion tokens
   Flat design. No shadows, no gradients, no blur. Borders and whitespace
   do the separating. Motion is minimal.
   ========================================================================== */
:root {
  --radius-button: 6px;
  --radius-card:   10px;
  --radius-input:  6px;
  --radius-pill:   999px;

  --border-card:  1px solid var(--border-default);
  --border-input: 1px solid var(--border-strong);

  --motion-fast: 120ms;
  --motion-base: 180ms;
  --motion-ease: ease;
  --motion-reveal: 400ms;
}

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

:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; }

/* ==========================================================================
   Base component styles (Buttons, Cards, Badges, Accordion)
   ========================================================================== */
body { background: var(--surface-page); margin: 0; color: var(--text-ink); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-body);
  font-size: var(--text-button);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-button);
  padding: 14px 28px;
  text-decoration: none;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: opacity var(--motion-fast) var(--motion-ease), background-color var(--motion-fast) var(--motion-ease), transform var(--motion-fast) var(--motion-ease);
}
.btn:active { transform: scale(var(--state-press-scale)); }
.btn-sm { padding: 9px 18px; font-size: var(--text-caption); }
.btn[disabled] { opacity: var(--state-disabled-opacity); cursor: not-allowed; pointer-events: none; }

.btn-primary   { background: var(--accent-signal); color: var(--color-white); }
.btn-primary:hover { opacity: var(--state-hover-opacity); color: var(--color-white); }

.btn-secondary { background: transparent; color: var(--color-navy); border-color: var(--border-strong); }
.btn-secondary:hover { border-color: var(--color-navy); color: var(--color-navy); }

.btn-ghost { background: transparent; color: var(--color-white); border-color: var(--border-inverse); }
.btn-ghost:hover { border-color: var(--color-white); color: var(--color-white); }

/* ---- Cards ---- */
.card {
  background: var(--surface-card);
  border: var(--border-card);
  border-radius: var(--radius-card);
  padding: var(--space-md);
}
.card h3 { color: var(--text-heading); }
.card p  { color: var(--text-body-muted); margin-bottom: 0; }

/* ---- Badges / tier pills ---- */
.badge {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-micro);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.02em;
  border-radius: var(--radius-pill);
  padding: 4px 12px;
  border: 1px solid transparent;
  align-self: flex-start;
}
.badge-newsletter { background: transparent; border-color: var(--border-strong); color: var(--text-body-muted); }
.badge-operator   { background: rgb(35 97 146 / 0.10); color: var(--color-blue); }
.badge-executive  { background: rgb(120 190 32 / 0.12); color: #4d7a15; }

/* ---- Accordion ---- */
.accordion-item { border-bottom: 1px solid var(--border-default); }
.accordion-trigger {
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  font-family: var(--font-body); font-size: var(--text-body); font-weight: var(--weight-medium); color: var(--text-ink);
  padding: var(--space-sm) 0; display: flex; justify-content: space-between; align-items: center; gap: var(--space-sm);
  list-style: none;
}
.accordion-trigger::-webkit-details-marker { display: none; }
.accordion-trigger .accordion-icon { color: var(--color-blue); font-size: 20px; line-height: 1; transition: transform var(--motion-base) var(--motion-ease); }
.accordion-item[open] .accordion-trigger .accordion-icon { transform: rotate(45deg); }
.accordion-panel { padding-bottom: var(--space-sm); color: var(--text-body-muted); }
.accordion-panel p { margin-bottom: 0; }