/* ============================================================
   BASE — Tokens · Reset · Typography · Layout · Utilities
   ============================================================
   Loaded on every page. Contains:
   - Design tokens (CSS custom properties)
   - Reset & base element styles
   - Typography scale (.display, .h1, .h2, .h3, .label)
   - Layout helpers (.container, .section, hr.divider)
   - Scroll progress bar
   - Scroll reveal animation
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100;0,300;0,400;0,500;0,600;0,700;0,900;1,400;1,700&display=swap');

/* ---- Design Tokens ---- */
:root {
  /* Colors */
  /* --white:     #f6e2d6; */
  --outer:  #F4F3EF;
  --off-white: #F8F7F5;
  --surface:   #F2F1EF;
  --border:    #E5E4E1;
  --ink-1:     #F9F6EE;   /* headings, high-contrast text */
  --ink-2:     #6B6966;   /* body text */
  --ink-3:     #A8A6A3;   /* labels, metadata, placeholders */

  /* Fonts Color */
  --fontColor: #0b2052;

  /* Fonts */
  --font-serif: 'Montserrat', Georgia, serif;
  --font-sans:  'Montserrat', system-ui, -apple-system, sans-serif;

  /* Easing */
  --ease:     cubic-bezier(0.25, 0.1, 0.25, 1);
  --ease-out: cubic-bezier(0.0, 0.0, 0.2, 1);

  /* Durations */
  --t-fast:   150ms;
  --t-base:   250ms;
  --t-slow:   400ms;
  --t-slower: 600ms;

  /* Layout */
  --max-w:  1200px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);

  --background-fp-card: #ECDDDD;
  --background-js-card: #0d2b22;
  --background-ls-card: #08605F;
  --background-sf-card: #1a1f38;
  --background-tc-card: rgb(255, 200, 87);

  --font-color-fp: rgba(70, 17, 7);
  --font-color-js: rgba(255, 255, 255);
  --font-color-ls: rgb(255, 255, 255);
  --font-color-sf: rgba(255, 255, 255);
  --font-color-tc: rgb(19, 19, 19);

  --font-size-base: 1.125rem;

  --next-label: #0b2052;
  --next-link: #00123a;
  --next-hover-link: #173f9f;

  /* Close Button */
  --close-button: rgba(15, 10, 74, 0.5);
  --close-button-text: rgba(255, 255, 255);
  --close-hover-button-text: rgba(255, 255, 255);
  --close-hover-button-bg: rgba(15, 10, 74, 0.75);
}

/* ---- Reset ---- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--ink-2);
  background-color: var(--white);
}

img, svg  { display: block; max-width: 100%; }
a         { color: inherit; }
button    { font: inherit; cursor: pointer; border: none; background: none; }
ul, ol    { list-style: none; }

:focus-visible {
  outline: 2px solid var(--ink-1);
  outline-offset: 3px;
  border-radius: 3px;
}

/* ---- Scroll Progress Bar ---- */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  width: 0%;
  height: 2px;
  background: var(--ink-1);
  z-index: 9999;
  transition: width 60ms linear;
  pointer-events: none;
}

/* ---- Scroll Reveal ---- */
[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity var(--t-slow) var(--ease-out),
    transform var(--t-slow) var(--ease-out);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays — use data-reveal="d1", "d2", "d3", "d4" */
[data-reveal="d1"] { transition-delay: 80ms; }
[data-reveal="d2"] { transition-delay: 160ms; }
[data-reveal="d3"] { transition-delay: 240ms; }
[data-reveal="d4"] { transition-delay: 320ms; }

/* ---- Typography Scale ---- */
.display {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 6.5vw, 7rem);
  font-weight: 400;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--ink-1);
}

/* Italic variant — use <em> inside .display or standalone */
.display em,
.display-italic {
  font-style: italic;
  font-family: var(--font-serif);
}

.h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 4vw, 3.75rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--ink-1);
}

.h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.625rem, 2.75vw, 2.375rem);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink-1);
}

.h3 {
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  font-weight: 500;
  line-height: 1.4;
  color: var(--ink-1);
}

/* Small uppercase label — used for kickers, metadata, section markers */
.label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
}

/* ---- Layout ---- */
.container {
  width: min(var(--max-w), 100% - (var(--gutter) * 2));
  margin-inline: auto;
}

/* Standard vertical section padding */
.section {
  padding-block: clamp(4rem, 8vw, 8rem);
}

.section--sm {
  padding-block: clamp(2rem, 4vw, 4rem);
}

hr.divider {
  border: none;
  border-top: 1px solid var(--border);
}