/*
  VitalScan Nutrition — Design Tokens
  =====================================
  Brand: Clinical warmth, fresh vitality, editorial trust.
  Colors stay on-brand (teal + dark grey), extended with a full scale.
  Typography: Playfair Display (headings) + DM Sans (body/UI).
*/

/* League Spartan — headings */
@font-face { font-family: 'League Spartan'; src: url('../fonts/LeagueSpartan-Thin.ttf') format('truetype'); font-weight: 100; font-style: normal; }
@font-face { font-family: 'League Spartan'; src: url('../fonts/LeagueSpartan-ExtraLight.ttf') format('truetype'); font-weight: 200; font-style: normal; }
@font-face { font-family: 'League Spartan'; src: url('../fonts/LeagueSpartan-Light.ttf') format('truetype'); font-weight: 300; font-style: normal; }
@font-face { font-family: 'League Spartan'; src: url('../fonts/LeagueSpartan-Regular.ttf') format('truetype'); font-weight: 400; font-style: normal; }
@font-face { font-family: 'League Spartan'; src: url('../fonts/LeagueSpartan-Medium.ttf') format('truetype'); font-weight: 500; font-style: normal; }
@font-face { font-family: 'League Spartan'; src: url('../fonts/LeagueSpartan-SemiBold.ttf') format('truetype'); font-weight: 600; font-style: normal; }
@font-face { font-family: 'League Spartan'; src: url('../fonts/LeagueSpartan-Bold.ttf') format('truetype'); font-weight: 700; font-style: normal; }
@font-face { font-family: 'League Spartan'; src: url('../fonts/LeagueSpartan-ExtraBold.ttf') format('truetype'); font-weight: 800; font-style: normal; }
@font-face { font-family: 'League Spartan'; src: url('../fonts/LeagueSpartan-Black.ttf') format('truetype'); font-weight: 900; font-style: normal; }

/* Montserrat — body */
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-Thin.ttf') format('truetype'); font-weight: 100; font-style: normal; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-ThinItalic.ttf') format('truetype'); font-weight: 100; font-style: italic; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-ExtraLight.ttf') format('truetype'); font-weight: 200; font-style: normal; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-ExtraLightItalic.ttf') format('truetype'); font-weight: 200; font-style: italic; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-Light.ttf') format('truetype'); font-weight: 300; font-style: normal; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-LightItalic.ttf') format('truetype'); font-weight: 300; font-style: italic; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-Regular.ttf') format('truetype'); font-weight: 400; font-style: normal; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-Italic.ttf') format('truetype'); font-weight: 400; font-style: italic; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-Medium.ttf') format('truetype'); font-weight: 500; font-style: normal; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-MediumItalic.ttf') format('truetype'); font-weight: 500; font-style: italic; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-SemiBold.ttf') format('truetype'); font-weight: 600; font-style: normal; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-SemiBoldItalic.ttf') format('truetype'); font-weight: 600; font-style: italic; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-Bold.ttf') format('truetype'); font-weight: 700; font-style: normal; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-BoldItalic.ttf') format('truetype'); font-weight: 700; font-style: italic; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-ExtraBold.ttf') format('truetype'); font-weight: 800; font-style: normal; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-ExtraBoldItalic.ttf') format('truetype'); font-weight: 800; font-style: italic; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-Black.ttf') format('truetype'); font-weight: 900; font-style: normal; }
@font-face { font-family: 'Montserrat'; src: url('../fonts/Montserrat-BlackItalic.ttf') format('truetype'); font-weight: 900; font-style: italic; }

:root {

  /* ─── BRAND COLORS ────────────────────────────────────────── */

  /* Primary teal — #4DB6AC */
  --brand-primary:        #4DB6AC;
  --brand-primary-hover:  #3da49a;
  --brand-primary-dark:   #264653;   /* Brand Sec */

  /* Dark navy — #264653 (brand secondary) */
  --brand-dark:    #264653;
  --brand-dark-2:  #1a3140;
  --brand-dark-3:  #0f1e28;

  /* Text — #424242 */
  --brand-text:    #424242;
  --brand-text-2:  #616161;
  --brand-text-3:  #9e9e9e;

  /* CTA amber — #F9A825 */
  --brand-cta:        #F9A825;
  --brand-cta-hover:  #f59f00;
  --brand-cta-sec:    #FFC76D;

  /* Extra coral — #FF8A80 */
  --brand-extra:      #FF8A80;
  --brand-extra-sec:  #D96D64;

  /* ─── COLOR SCALE ─────────────────────────────────────────── */

  /* Teal scale (built from brand primary #4DB6AC) */
  --teal-50:  #f0faf9;
  --teal-100: #d4f0ed;
  --teal-200: #a8e1db;
  --teal-300: #72cdc5;
  --teal-400: #4DB6AC;   /* brand primary ★ */
  --teal-500: #3da49a;
  --teal-600: #2e8880;
  --teal-700: #226b65;
  --teal-800: #1a4f4a;
  --teal-900: #0f3330;

  /* Dark scale (built from brand secondary #264653) */
  --dark-50:  #edf4f7;
  --dark-100: #c8dde6;
  --dark-200: #9ec2d0;
  --dark-300: #6da5bb;
  --dark-400: #4687a4;
  --dark-500: #316d89;
  --dark-600: #264653;   /* brand dark ★ */
  --dark-700: #1e3844;
  --dark-800: #162b34;
  --dark-900: #0d1d23;

  /* Neutral — grey scale (anchored to brand text #424242) */
  --neutral-0:   #ffffff;
  --neutral-50:  #f8faf9;
  --neutral-100: #f1f4f3;
  --neutral-200: #e2e8e6;
  --neutral-300: #c8d0ce;
  --neutral-400: #9ea8a5;
  --neutral-500: #6e7a77;
  --neutral-600: #515d5a;
  --neutral-700: #424242;   /* brand text ★ */
  --neutral-800: #2e2e2e;
  --neutral-900: #1a1a1a;

  /* Semantic */
  --color-primary:         var(--brand-primary);
  --color-primary-hover:   var(--brand-primary-hover);
  --color-primary-light:   var(--teal-100);
  --color-primary-dark:    var(--brand-dark);

  --color-cta:             var(--brand-cta);
  --color-cta-hover:       var(--brand-cta-hover);
  --color-cta-sec:         var(--brand-cta-sec);

  --color-text-primary:    var(--brand-text);
  --color-text-secondary:  var(--brand-text-2);
  /* #9e9e9e haalt geen WCAG AA (2.68:1). --neutral-500 (#6e7a77) ~4.9:1 op wit. */
  --color-text-muted:      var(--neutral-500);
  --color-text-inverse:    var(--neutral-0);

  --color-surface:         var(--neutral-0);
  --color-surface-subtle:  var(--neutral-50);
  --color-surface-muted:   var(--neutral-100);
  --color-border:          var(--neutral-200);
  --color-border-strong:   var(--neutral-300);

  --dark-footer:           var(--dark-900);   /* #0d1d23 — footer background */

  /* ─── TYPOGRAPHY ─────────────────────────────────────────── */

  --font-heading: 'Montserrat', system-ui, -apple-system, sans-serif;
  --font-serif:   'Montserrat', system-ui, -apple-system, sans-serif;
  --font-sans:    'Montserrat', system-ui, -apple-system, sans-serif;
  --font-body:    'Montserrat', system-ui, -apple-system, sans-serif;

  /* 60/30/10 color rule
     60% — neutral-0 / neutral-50 (white/off-white backgrounds)
     30% — #264653 (brand dark navy: structure, nav, footer, dark sections)
     10% — #4DB6AC (teal: accents, CTAs, highlights, icons)
     CTA buttons: #F9A825 amber (attention-grabbing actions only)
  */

  /* Scale (major third: 1.25) */
  --text-xs:   0.75rem;    /* 12px */
  --text-sm:   0.875rem;   /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-md:   1.125rem;   /* 18px */
  --text-lg:   1.25rem;    /* 20px */
  --text-xl:   1.5rem;     /* 24px */
  --text-2xl:  1.875rem;   /* 30px */
  --text-3xl:  2.25rem;    /* 36px */
  --text-4xl:  3rem;       /* 48px */
  --text-5xl:  3.75rem;    /* 60px */
  --text-6xl:  4.5rem;     /* 72px */
  --text-7xl:  5.5rem;     /* 88px */

  --leading-tight:  1.1;
  --leading-snug:   1.25;
  --leading-normal: 1.5;
  --leading-relaxed:1.7;
  --leading-loose:  2;

  --tracking-tight:  -0.03em;
  --tracking-snug:   -0.015em;
  --tracking-normal:  0;
  --tracking-wide:    0.04em;
  --tracking-wider:   0.08em;
  --tracking-widest:  0.15em;

  --weight-light:   300;
  --weight-regular: 400;
  --weight-medium:  500;
  --weight-semibold:600;
  --weight-bold:    700;

  /* ─── SPACING ────────────────────────────────────────────── */

  --space-0:    0;
  --space-1:    0.25rem;   /* 4px */
  --space-2:    0.5rem;    /* 8px */
  --space-3:    0.75rem;   /* 12px */
  --space-4:    1rem;      /* 16px */
  --space-5:    1.25rem;   /* 20px */
  --space-6:    1.5rem;    /* 24px */
  --space-8:    2rem;      /* 32px */
  --space-10:   2.5rem;    /* 40px */
  --space-12:   3rem;      /* 48px */
  --space-16:   4rem;      /* 64px */
  --space-20:   5rem;      /* 80px */
  --space-24:   6rem;      /* 96px */
  --space-32:   8rem;      /* 128px */
  --space-40:   10rem;     /* 160px */
  --space-48:   12rem;     /* 192px */

  /* Layout containers */
  --container-sm:  640px;
  --container-md:  768px;
  --container-lg:  1024px;
  --container-xl:  1280px;
  --container-2xl: 1440px;
  --container-pad: clamp(1.25rem, 3.5vw, 3rem);

  /* ─── BORDER RADIUS ──────────────────────────────────────── */

  --radius-xs:   2px;
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-2xl:  24px;
  --radius-3xl:  32px;
  --radius-full: 9999px;

  /* ─── SHADOWS ────────────────────────────────────────────── */

  --shadow-xs:  0 1px 2px 0 oklch(0.2 0.02 170 / 0.06);
  --shadow-sm:  0 1px 3px 0 oklch(0.2 0.02 170 / 0.1), 0 1px 2px -1px oklch(0.2 0.02 170 / 0.1);
  --shadow-md:  0 4px 6px -1px oklch(0.2 0.02 170 / 0.08), 0 2px 4px -2px oklch(0.2 0.02 170 / 0.08);
  --shadow-lg:  0 10px 15px -3px oklch(0.2 0.02 170 / 0.08), 0 4px 6px -4px oklch(0.2 0.02 170 / 0.06);
  --shadow-xl:  0 20px 25px -5px oklch(0.2 0.02 170 / 0.08), 0 8px 10px -6px oklch(0.2 0.02 170 / 0.06);
  --shadow-2xl: 0 25px 50px -12px oklch(0.2 0.02 170 / 0.18);
  --shadow-teal:0 8px 24px -4px oklch(0.65 0.1 180 / 0.35);
  --shadow-inner: inset 0 2px 4px 0 oklch(0.2 0.02 170 / 0.06);

  /* ─── TRANSITIONS ────────────────────────────────────────── */

  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-linear: linear;

  --duration-fast:   150ms;
  --duration-normal: 250ms;
  --duration-slow:   400ms;
  --duration-slower: 600ms;

  /* ─── Z-INDEX ────────────────────────────────────────────── */

  --z-below:   -1;
  --z-base:     0;
  --z-raised:   10;
  --z-overlay:  100;
  --z-modal:    200;
  --z-nav:      300;
  --z-toast:    400;
}

/* ─── BASE RESET + GLOBALS ─────────────────────────────────── */

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

/* ─── GLOBAL IMAGE RESET ───────────────────────────────────── */
img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: 'Montserrat', system-ui, sans-serif;
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-text-primary);
  background-color: var(--color-surface);
}

input,
button,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
}

/* Montserrat Bold for all headings — body prefix raises specificity above page-level classes */
body h1, body h2, body h3, body h4, body h5, body h6,
body .heading-display, body .heading-1, body .heading-2, body .heading-3, body .heading-4,
body .section-title, body .hero__title, body .stat-number,
body .service-detail__title, body .pricing-card__price,
body .about-hero__title, body .mission__statement,
body .zak-hero__title, body .zak-cta__title,
body .about-cta__title, body .cta-banner__title,
body .confirm-success__title, body .book-hero__title,
body .contact-hero__title, body .diensten-hero__title,
body .big-testimonial__quote, body .testimonial-card__quote,
body .step__title, body .service-card__title, body .value-card__title,
body .why-card__title, body .program-card__title, body .process-step__title,
body .expertise__item-title, body .vsn-footer__brand-name,
body .pricing__title, body .ds-hero__title {
  font-family: 'Montserrat', system-ui, sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* ─── TYPOGRAPHY UTILITIES ─────────────────────────────────── */

.font-serif   { font-family: var(--font-serif); }
.font-sans    { font-family: var(--font-sans); }

.text-xs    { font-size: var(--text-xs); }
.text-sm    { font-size: var(--text-sm); }
.text-base  { font-size: var(--text-base); }
.text-md    { font-size: var(--text-md); }
.text-lg    { font-size: var(--text-lg); }
.text-xl    { font-size: var(--text-xl); }
.text-2xl   { font-size: var(--text-2xl); }
.text-3xl   { font-size: var(--text-3xl); }
.text-4xl   { font-size: var(--text-4xl); }
.text-5xl   { font-size: var(--text-5xl); }

.weight-light    { font-weight: var(--weight-light); }
.weight-regular  { font-weight: var(--weight-regular); }
.weight-medium   { font-weight: var(--weight-medium); }
.weight-semibold { font-weight: var(--weight-semibold); }
.weight-bold     { font-weight: var(--weight-bold); }

/* Heading presets */
.heading-display {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(var(--text-4xl), 7vw, var(--text-7xl));
  font-weight: 800;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text-primary);
}

.heading-1 {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
}

.heading-2 {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(var(--text-2xl), 3.5vw, var(--text-4xl));
  font-weight: var(--weight-bold);
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-snug);
}

.heading-3 {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(var(--text-xl), 2.5vw, var(--text-3xl));
  font-weight: var(--weight-bold);
  line-height: var(--leading-snug);
}

.heading-4 {
  font-family: var(--font-sans);
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-snug);
}

.body-lg {
  font-family: var(--font-sans);
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  font-weight: var(--weight-light);
}

.body-base {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
}

.body-sm {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
}

.label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
}

/* ─── COLOR UTILITIES ──────────────────────────────────────── */

.text-primary   { color: var(--color-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted     { color: var(--color-text-muted); }
.text-inverse   { color: var(--color-text-inverse); }

.bg-surface        { background-color: var(--color-surface); }
.bg-surface-subtle { background-color: var(--color-surface-subtle); }
.bg-surface-muted  { background-color: var(--color-surface-muted); }
.bg-primary        { background-color: var(--color-primary); }
.bg-primary-light  { background-color: var(--color-primary-light); }
.bg-dark           { background-color: var(--dark-primary); }

/* ─── LAYOUT UTILITIES ─────────────────────────────────────── */

.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.container-narrow {
  width: 100%;
  max-width: var(--container-md);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.container-wide {
  width: 100%;
  max-width: var(--container-2xl);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* ─── SCROLL ANIMATION BASE ────────────────────────────────── */

[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity var(--duration-slower) var(--ease-out),
    transform var(--duration-slower) var(--ease-out);
}

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

[data-reveal="fade"] {
  transform: none;
}

[data-reveal="left"] {
  transform: translateX(-32px);
}

[data-reveal="left"].is-visible {
  transform: translateX(0);
}

[data-reveal="right"] {
  transform: translateX(32px);
}

[data-reveal="right"].is-visible {
  transform: translateX(0);
}

[data-reveal-delay="80"]  { transition-delay: 80ms; }
[data-reveal-delay="100"] { transition-delay: 100ms; }
[data-reveal-delay="120"] { transition-delay: 120ms; }
[data-reveal-delay="150"] { transition-delay: 150ms; }
[data-reveal-delay="160"] { transition-delay: 160ms; }
[data-reveal-delay="200"] { transition-delay: 200ms; }
[data-reveal-delay="240"] { transition-delay: 240ms; }
[data-reveal-delay="250"] { transition-delay: 250ms; }
[data-reveal-delay="280"] { transition-delay: 280ms; }
[data-reveal-delay="300"] { transition-delay: 300ms; }
[data-reveal-delay="360"] { transition-delay: 360ms; }
[data-reveal-delay="400"] { transition-delay: 400ms; }
[data-reveal-delay="500"] { transition-delay: 500ms; }

/* Respecteer prefers-reduced-motion: geen reveal-transities, geen smooth scroll.
   Ook een vangnet als JS uitvalt — content blijft anders op opacity:0 staan. */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}