/* ============================================================
   INK DESIGN SYSTEM — TOKENS
   ============================================================ */

@font-face {
  font-family: 'Portrait Text';
  src: url('../assets/fonts/PortraitText-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Portrait Text';
  src: url('../assets/fonts/PortraitText-RegularItalic.woff2') format('woff2');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: 'ABC Marfa';
  src: url('../assets/fonts/ABCMarfa-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'ABC Marfa';
  src: url('../assets/fonts/ABCMarfa-RegularItalic.woff2') format('woff2');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

:root {
  /* COLOR */
  --ink-paper:        #F7F5F1;
  --ink-carbon:       #1B1A19;
  --ink-vellum:       #D8D2C8;
  --ink-ledger:       #C5CECD;
  --ink-first-light:  linear-gradient(180deg, #F2C7A3 0%, #BAC2D5 100%);
  --ink-first-light-warm: #F2C7A3;
  --ink-first-light-cool: #BAC2D5;
  --ink-binder-blue:  #2563EB;

  --ink-bg:           var(--ink-paper);
  --ink-fg:           var(--ink-carbon);
  --ink-fg-muted:     rgba(27, 26, 25, 0.60);
  --ink-fg-quiet:     rgba(27, 26, 25, 0.40);
  --ink-hairline:     rgba(27, 26, 25, 0.12);
  --ink-action:       var(--ink-binder-blue);

  --ink-inverse-fg:        var(--ink-paper);
  --ink-inverse-fg-muted:  rgba(247, 245, 241, 0.60);
  --ink-inverse-fg-quiet:  rgba(247, 245, 241, 0.40);
  --ink-inverse-hairline:  rgba(247, 245, 241, 0.16);

  /* TYPE */
  --ink-serif: 'Portrait Text', 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --ink-sans:  'ABC Marfa', -apple-system, BlinkMacSystemFont, 'Inter', system-ui, sans-serif;

  --ink-display:  72px;
  --ink-headline: 48px;
  --ink-title:    32px;
  --ink-subhead:  18px;
  --ink-body:     16px;
  --ink-caption:  13px;
  --ink-ui:       15px;

  --ink-lh-display:  1.05;
  --ink-lh-headline: 1.10;
  --ink-lh-title:    1.15;
  --ink-lh-body:     1.50;
  --ink-lh-ui:       1.00;

  --ink-track-tight:   -0.01em;
  --ink-track-display: -0.005em;
  --ink-track-default: 0;
  --ink-track-open:    0.005em;
  --ink-track-caps:    0.06em;

  /* SPACING */
  --ink-space-1:   4px;
  --ink-space-2:   8px;
  --ink-space-3:   12px;
  --ink-space-4:   16px;
  --ink-space-5:   24px;
  --ink-space-6:   32px;
  --ink-space-7:   48px;
  --ink-space-8:   64px;
  --ink-space-9:   96px;
  --ink-space-10:  160px;

  --ink-radius-sm:   4px;
  --ink-radius-md:   8px;
  --ink-radius-pill: 999px;

  --ink-border-hairline: 1px solid var(--ink-hairline);
  --ink-border-rule:     1px solid var(--ink-carbon);

  --ink-ease:     cubic-bezier(0.22, 0.61, 0.36, 1);
  --ink-duration-fast:  140ms;
  --ink-duration-base:  240ms;
  --ink-duration-slow:  480ms;

  --ink-page-max: 1248px;
  --ink-page-pad-x: 64px;
}

@media (max-width: 720px) {
  :root {
    --ink-page-pad-x: 24px;
    --ink-display:  44px;
    --ink-headline: 34px;
    --ink-title:    24px;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--ink-paper);
  color: var(--ink-carbon);
  font-family: var(--ink-sans);
  font-size: var(--ink-body);
  line-height: var(--ink-lh-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
button { font: inherit; cursor: pointer; }

::selection { background: var(--ink-carbon); color: var(--ink-paper); }

/* ============================================================
   TYPOGRAPHIC PRIMITIVES
   ============================================================ */

.ink-display {
  font-family: var(--ink-serif);
  font-size: var(--ink-display);
  line-height: var(--ink-lh-display);
  letter-spacing: var(--ink-track-tight);
  font-weight: 400;
  text-wrap: balance;
  margin: 0;
}
.ink-headline {
  font-family: var(--ink-serif);
  font-size: var(--ink-headline);
  line-height: var(--ink-lh-headline);
  letter-spacing: var(--ink-track-display);
  font-weight: 400;
  text-wrap: balance;
  margin: 0;
}
.ink-title {
  font-family: var(--ink-serif);
  font-size: var(--ink-title);
  line-height: var(--ink-lh-title);
  font-weight: 400;
  text-wrap: balance;
  margin: 0;
}
.ink-subhead {
  font-family: var(--ink-sans);
  font-size: var(--ink-subhead);
  line-height: 1.4;
  font-weight: 400;
  margin: 0;
}
.ink-body {
  font-family: var(--ink-sans);
  font-size: var(--ink-body);
  line-height: var(--ink-lh-body);
  font-weight: 400;
  text-wrap: pretty;
  margin: 0;
}
.ink-caption {
  font-family: var(--ink-sans);
  font-size: var(--ink-caption);
  line-height: 1.45;
  letter-spacing: var(--ink-track-open);
  color: var(--ink-fg-muted);
  margin: 0;
}
.ink-ui {
  font-family: var(--ink-sans);
  font-size: var(--ink-ui);
  line-height: var(--ink-lh-ui);
  letter-spacing: var(--ink-track-open);
}
.ink-eyebrow {
  font-family: var(--ink-sans);
  font-size: 12px;
  line-height: 1;
  letter-spacing: var(--ink-track-caps);
  text-transform: uppercase;
  color: var(--ink-fg-muted);
  display: inline-block;
}

/* ============================================================
   COMPONENTS — BUTTONS, LINKS, INPUTS, CARDS
   ============================================================ */

.ink-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 24px;
  border-radius: var(--ink-radius-pill);
  font-family: var(--ink-sans);
  font-size: var(--ink-ui);
  line-height: 1;
  letter-spacing: var(--ink-track-open);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--ink-duration-fast) var(--ink-ease),
              background var(--ink-duration-base) var(--ink-ease),
              border-color var(--ink-duration-base) var(--ink-ease),
              color var(--ink-duration-base) var(--ink-ease);
  text-decoration: none;
  white-space: nowrap;
  color: var(--ink-carbon);
}
.ink-btn:active { transform: translateY(1px); }

.ink-btn--carbon { background: var(--ink-carbon); color: var(--ink-paper); }
.ink-btn--carbon:hover { background: #000; }

.ink-btn--blue { background: var(--ink-binder-blue); color: var(--ink-paper); }
.ink-btn--blue:hover { background: #1E54CC; }

.ink-btn--inverse { background: var(--ink-paper); color: var(--ink-carbon); }
.ink-btn--inverse:hover { background: #fff; }

.ink-btn--quiet { background: transparent; border-color: var(--ink-carbon); color: var(--ink-carbon); }
.ink-btn--quiet:hover { background: var(--ink-carbon); color: var(--ink-paper); }

.ink-btn--quiet-inverse { background: transparent; border-color: var(--ink-paper); color: var(--ink-paper); }
.ink-btn--quiet-inverse:hover { background: var(--ink-paper); color: var(--ink-carbon); }

.ink-btn--small { height: 36px; padding: 0 16px; font-size: 13px; }

.ink-link {
  color: var(--ink-binder-blue);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
  transition: text-decoration-thickness var(--ink-duration-fast) var(--ink-ease);
}
.ink-link:hover { text-decoration-thickness: 2px; }

.ink-link--quiet {
  color: var(--ink-carbon);
  text-decoration: none;
  border-bottom: 1px solid var(--ink-hairline);
  padding-bottom: 2px;
  transition: border-color var(--ink-duration-base) var(--ink-ease);
}
.ink-link--quiet:hover { border-bottom-color: var(--ink-carbon); }

.ink-input, .ink-select, .ink-textarea {
  display: block;
  width: 100%;
  height: 48px;
  padding: 0 16px;
  background: var(--ink-paper);
  border: 1px solid var(--ink-hairline);
  border-radius: var(--ink-radius-sm);
  font-family: var(--ink-sans);
  font-size: var(--ink-body);
  color: var(--ink-carbon);
  outline: none;
  transition: border var(--ink-duration-base) var(--ink-ease);
}
.ink-input::placeholder, .ink-textarea::placeholder { color: var(--ink-fg-quiet); }
.ink-input:focus, .ink-select:focus, .ink-textarea:focus {
  border-color: var(--ink-binder-blue);
  border-width: 1.5px;
  padding: 0 15.5px;
}
.ink-input[aria-invalid="true"], .ink-select[aria-invalid="true"], .ink-textarea[aria-invalid="true"] {
  border-color: #9b1f1f;
  border-width: 1.5px;
}
.ink-field-error {
  font-family: var(--ink-sans);
  font-size: 13px;
  color: #9b1f1f;
  margin-top: 6px;
}
.ink-textarea { height: auto; padding: 12px 16px; min-height: 96px; line-height: 1.5; }
.ink-select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--ink-carbon) 50%), linear-gradient(135deg, var(--ink-carbon) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 12px) 50%; background-size: 6px 6px, 6px 6px; background-repeat: no-repeat; padding-right: 36px; }

.ink-label {
  display: block;
  font-family: var(--ink-sans);
  font-size: var(--ink-caption);
  letter-spacing: var(--ink-track-open);
  color: var(--ink-fg-muted);
  margin-bottom: 8px;
}

.ink-rule { border: 0; border-top: 1px solid var(--ink-hairline); margin: 0; }
.ink-rule--strong { border-top-color: var(--ink-carbon); }

.ink-grad-block { background: var(--ink-first-light); }
.ink-grad-glow {
  background: radial-gradient(60% 60% at 50% 55%,
    rgba(242, 199, 163, 0.55) 0%,
    rgba(186, 194, 213, 0.18) 55%,
    rgba(247, 245, 241, 0) 100%);
}
.ink-grad-band {
  background: linear-gradient(180deg,
    #1B1A19 0%, #2C3145 18%, #BAC2D5 38%, #BAC2D5 50%,
    #F2C7A3 56%, #F7F5F1 75%, #F7F5F1 100%);
}

:focus-visible {
  outline: 2px solid var(--ink-binder-blue);
  outline-offset: 3px;
  border-radius: 2px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}