/* ============================================================
   SPOED DAK TECHNIEK — Design System
   main.css · Foundation, Variables, Typography, Components
   ============================================================ */

/* ------------------------------------------------------------
   1. GOOGLE FONTS IMPORT
   ------------------------------------------------------------ */
@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@400;600;700;800&family=Inter:wght@400;500;600&display=swap');


/* ------------------------------------------------------------
   2. DESIGN TOKENS — CSS Custom Properties
   ------------------------------------------------------------ */
:root {

  /* Colors */
  --color-primary:      #0D0DDF;
  --color-secondary:    #3A3AFF;
  --color-accent:       #0D0DDF;   /* ONLY for primary CTA buttons */
  --color-dark:         #1E1E1D;
  --color-surface:      #F3F4F9;
  --color-text:         #1A1A1C;
  --color-text-muted:   #6A6A72;
  --color-background:   #FFFFFF;

  /* Color derivatives */
  --color-primary-dark:     #0909AC;
  --color-primary-light:    #4040FF;
  --color-secondary-dark:   #1414D6;
  --color-secondary-light:  #6E6EFF;
  --color-accent-dark:      #0909AC;
  --color-accent-light:     #4040FF;
  --color-border:           #E3E4EC;
  --color-border-strong:    #C7C9D6;
  --color-overlay:          rgba(13, 13, 223, 0.08);

  /* Typography */
  --font-heading:  'Barlow Condensed', system-ui, sans-serif;
  --font-body:     'Inter', system-ui, sans-serif;

  --font-weight-regular:    400;
  --font-weight-medium:     500;
  --font-weight-semibold:   600;
  --font-weight-bold:       700;
  --font-weight-extrabold:  800;

  /* Fluid type scale — clamp(min, preferred, max) */
  --text-xs:    clamp(0.6875rem,  0.65rem  + 0.19vw,  0.75rem);
  --text-sm:    clamp(0.8125rem,  0.775rem + 0.19vw,  0.875rem);
  --text-base:  clamp(0.9375rem,  0.875rem + 0.31vw,  1rem);
  --text-md:    clamp(1rem,       0.925rem + 0.38vw,  1.125rem);
  --text-lg:    clamp(1.125rem,   1rem     + 0.63vw,  1.25rem);
  --text-xl:    clamp(1.25rem,    1.1rem   + 0.75vw,  1.5rem);
  --text-2xl:   clamp(1.5rem,     1.25rem  + 1.25vw,  2rem);
  --text-3xl:   clamp(1.875rem,   1.5rem   + 1.88vw,  2.5rem);
  --text-4xl:   clamp(2.25rem,    1.75rem  + 2.5vw,   3.25rem);
  --text-5xl:   clamp(2.75rem,    2rem     + 3.75vw,  4.5rem);
  --text-6xl:   clamp(3.5rem,     2.5rem   + 5vw,     6rem);

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

  /* Half-steps */
  --space-0-5:  0.25rem;   /*  4px */
  --space-1-5:  0.75rem;   /* 12px */
  --space-2-5:  1.25rem;   /* 20px */
  --space-3-5:  1.75rem;   /* 28px */

  /* Border radius */
  --radius-sm:   0.25rem;   /*  4px */
  --radius-md:   0.5rem;    /*  8px */
  --radius-lg:   0.75rem;   /* 12px */
  --radius-xl:   1rem;      /* 16px */
  --radius-2xl:  1.5rem;    /* 24px */
  --radius-full: 9999px;

  /* Shadows — tinted to brand blue */
  --shadow-xs:  0 1px 2px rgba(16, 16, 45, 0.06);
  --shadow-sm:  0 2px 6px rgba(16, 16, 45, 0.08), 0 1px 2px rgba(16, 16, 45, 0.04);
  --shadow-md:  0 4px 16px rgba(16, 16, 45, 0.10), 0 2px 4px rgba(16, 16, 45, 0.06);
  --shadow-lg:  0 8px 32px rgba(16, 16, 45, 0.12), 0 4px 8px rgba(16, 16, 45, 0.06);
  --shadow-xl:  0 16px 48px rgba(16, 16, 45, 0.14), 0 6px 12px rgba(16, 16, 45, 0.06);
  --shadow-2xl: 0 24px 64px rgba(16, 16, 45, 0.18), 0 8px 16px rgba(16, 16, 45, 0.08);

  /* Transitions — all use cubic-bezier(0.4, 0, 0.2, 1) */
  --ease:         cubic-bezier(0.4, 0, 0.2, 1);
  --duration-75:   75ms;
  --duration-100:  100ms;
  --duration-150:  150ms;
  --duration-200:  200ms;
  --duration-300:  300ms;
  --duration-500:  500ms;
  --duration-700:  700ms;

  --transition-fast:   all var(--duration-150) var(--ease);
  --transition-base:   all var(--duration-200) var(--ease);
  --transition-slow:   all var(--duration-300) var(--ease);
  --transition-color:  color var(--duration-200) var(--ease),
                       background-color var(--duration-200) var(--ease),
                       border-color var(--duration-200) var(--ease);
  --transition-shadow: box-shadow var(--duration-200) var(--ease),
                       transform var(--duration-200) var(--ease);

  /* Z-index scale */
  --z-below:    -1;
  --z-base:      0;
  --z-raised:    10;
  --z-dropdown:  200;
  --z-sticky:    300;
  --z-overlay:   400;
  --z-modal:     500;
  --z-toast:     600;
  --z-tooltip:   700;

  /* Layout */
  --container-max:    1320px;
  --container-narrow: 800px;
  --container-wide:   1600px;
  --container-px:     clamp(var(--space-2), 5vw, var(--space-8));
  --section-py:       clamp(var(--space-8), 10vw, var(--space-20));
}


/* ------------------------------------------------------------
   3. CSS RESET
   ------------------------------------------------------------ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
  tab-size: 4;
  scroll-behavior: smooth;
  hanging-punctuation: first last;
}

body {
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--font-weight-regular);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

p, h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.1;
  font-family: var(--font-heading);
  color: var(--color-dark);
}

ul, ol {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

table {
  border-collapse: collapse;
}

fieldset {
  border: none;
}

address {
  font-style: normal;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}


/* ------------------------------------------------------------
   4. BASE TYPOGRAPHY
   ------------------------------------------------------------ */

/* H1–H3: Barlow Condensed */
h1, .h1 {
  font-family: var(--font-heading);
  font-size: var(--text-6xl);
  font-weight: var(--font-weight-extrabold);
  line-height: 1.0;
  letter-spacing: -0.01em;
  color: var(--color-dark);
}

h2, .h2 {
  font-family: var(--font-heading);
  font-size: var(--text-5xl);
  font-weight: var(--font-weight-bold);
  line-height: 1.05;
  letter-spacing: -0.005em;
  color: var(--color-dark);
}

h3, .h3 {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-bold);
  line-height: 1.1;
  color: var(--color-dark);
}

/* H4–H6: Inter */
h4, .h4 {
  font-family: var(--font-body);
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-semibold);
  line-height: 1.2;
  color: var(--color-text);
}

h5, .h5 {
  font-family: var(--font-body);
  font-size: var(--text-xl);
  font-weight: var(--font-weight-semibold);
  line-height: 1.3;
  color: var(--color-text);
}

h6, .h6 {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: var(--font-weight-medium);
  line-height: 1.4;
  color: var(--color-text);
}

/* Body text */
p {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text);
  max-width: 68ch;
}

.lead {
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-text-muted);
  font-weight: var(--font-weight-regular);
}

.caption {
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-text-muted);
}

.overline {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-secondary);
  display: block;
}

strong, b {
  font-weight: var(--font-weight-semibold);
}

.link {
  color: var(--color-secondary);
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 3px;
  transition: var(--transition-base);
}

.link:hover {
  text-decoration-color: var(--color-secondary);
}


/* ------------------------------------------------------------
   5. LAYOUT UTILITIES
   ------------------------------------------------------------ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-px);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.container--wide {
  max-width: var(--container-wide);
}

.section {
  padding-block: var(--section-py);
}

.section--sm {
  padding-block: clamp(var(--space-6), 6vw, var(--space-12));
}

.section--lg {
  padding-block: clamp(var(--space-12), 14vw, var(--space-24));
}


/* ------------------------------------------------------------
   6. BUTTON SYSTEM
   ------------------------------------------------------------ */

/* Base button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: 0.75rem 1.75rem;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  white-space: nowrap;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color var(--duration-200) var(--ease),
              border-color var(--duration-200) var(--ease),
              color var(--duration-200) var(--ease),
              box-shadow var(--duration-200) var(--ease),
              transform var(--duration-200) var(--ease);
  text-decoration: none;
  user-select: none;
  position: relative;
}

.btn:focus-visible {
  outline: 3px solid var(--color-secondary);
  outline-offset: 3px;
}

.btn:active {
  transform: translateY(1px) scale(0.99);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

/* Primary CTA — Merkblauw (ALLEEN voor primaire calls-to-action) */
.btn--primary {
  background-color: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
  box-shadow: 0 2px 8px rgba(13, 13, 223, 0.25);
}

.btn--primary:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  box-shadow: 0 6px 24px rgba(13, 13, 223, 0.35);
  transform: translateY(-1px);
}

.btn--primary:active {
  background-color: var(--color-accent-dark);
  box-shadow: 0 2px 6px rgba(13, 13, 223, 0.20);
  transform: translateY(1px) scale(0.99);
}

/* Secondary — Antraciet, zodat de blauwe CTA er altijd bovenuit springt */
.btn--secondary {
  background-color: var(--color-dark);
  color: #ffffff;
  border-color: var(--color-dark);
  box-shadow: 0 2px 8px rgba(16, 16, 45, 0.22);
}

.btn--secondary:hover {
  background-color: #2E2E2C;
  border-color: #2E2E2C;
  box-shadow: 0 6px 24px rgba(16, 16, 45, 0.32);
  transform: translateY(-1px);
}

.btn--secondary:active {
  box-shadow: 0 2px 6px rgba(16, 16, 45, 0.18);
  transform: translateY(1px) scale(0.99);
}

/* Dark / Brand */
.btn--dark {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.btn--dark:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn--dark:active {
  box-shadow: var(--shadow-xs);
  transform: translateY(1px) scale(0.99);
}

/* Outline — Blue */
.btn--outline {
  background-color: transparent;
  color: var(--color-secondary);
  border-color: var(--color-secondary);
}

.btn--outline:hover {
  background-color: var(--color-secondary);
  color: #ffffff;
  box-shadow: 0 6px 24px rgba(58, 58, 255, 0.22);
  transform: translateY(-1px);
}

.btn--outline:active {
  transform: translateY(1px) scale(0.99);
}

/* Outline — Primary blue */
.btn--outline-primary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline-primary:hover {
  background-color: var(--color-primary);
  color: #ffffff;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn--outline-primary:active {
  transform: translateY(1px) scale(0.99);
}

/* Ghost */
.btn--ghost {
  background-color: transparent;
  color: var(--color-text);
  border-color: transparent;
}

.btn--ghost:hover {
  background-color: var(--color-surface);
  border-color: var(--color-border);
}

/* Sizes */
.btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: var(--text-sm);
  border-radius: var(--radius-sm);
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: var(--text-lg);
  border-radius: var(--radius-lg);
}

.btn--xl {
  padding: 1.125rem 2.75rem;
  font-size: var(--text-xl);
  border-radius: var(--radius-lg);
}

.btn--full {
  width: 100%;
}

.btn--icon {
  padding: 0.75rem;
  border-radius: var(--radius-full);
}

/* Button group */
.btn-group {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-wrap: wrap;
}


/* ------------------------------------------------------------
   7. CARD SYSTEM
   ------------------------------------------------------------ */

.card {
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
  transition: box-shadow var(--duration-200) var(--ease),
              border-color var(--duration-200) var(--ease),
              transform var(--duration-200) var(--ease);
  position: relative;
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-strong);
}

/* Elevated */
.card--elevated {
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.card--elevated:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-2px);
}

/* Surface */
.card--surface {
  background-color: var(--color-surface);
  border-color: transparent;
}

/* Dark */
.card--dark {
  background-color: var(--color-dark);
  border-color: rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

.card--dark h1,
.card--dark h2,
.card--dark h3,
.card--dark h4,
.card--dark h5,
.card--dark h6 {
  color: #ffffff;
}

.card--dark p {
  color: rgba(255, 255, 255, 0.7);
}

/* Brand */
.card--brand {
  background-color: var(--color-primary);
  border-color: transparent;
  color: #ffffff;
}

.card--brand h1,
.card--brand h2,
.card--brand h3,
.card--brand h4 {
  color: #ffffff;
}

.card--brand p {
  color: rgba(255, 255, 255, 0.75);
}

/* Sizes */
.card--sm {
  padding: var(--space-2);
  border-radius: var(--radius-lg);
}

.card--lg {
  padding: var(--space-6);
  border-radius: var(--radius-2xl);
}

/* Card anatomy */
.card__header {
  margin-bottom: var(--space-3);
}

.card__body {
  flex: 1;
}

.card__footer {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.card__media {
  margin: calc(var(--space-4) * -1);
  margin-bottom: var(--space-3);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  overflow: hidden;
}

.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-500) var(--ease);
}

.card:hover .card__media img {
  transform: scale(1.03);
}

/* Card icon block */
.card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-lg);
  background-color: var(--color-overlay);
  margin-bottom: var(--space-3);
  flex-shrink: 0;
}

.card__icon--primary   { background-color: rgba(13, 13, 223, 0.1);  color: var(--color-primary); }
.card__icon--secondary { background-color: rgba(58, 58, 255, 0.1); color: var(--color-secondary); }
.card__icon--accent    { background-color: rgba(13, 13, 223, 0.12); color: var(--color-accent-dark); }


/* ------------------------------------------------------------
   8. BADGE & TAG SYSTEM
   ------------------------------------------------------------ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-0-5);
  padding: 0.25rem 0.625rem;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.badge--primary   { background-color: rgba(13, 13, 223, 0.1);  color: var(--color-primary); }
.badge--secondary { background-color: rgba(58, 58, 255, 0.1); color: var(--color-secondary-dark); }
.badge--accent    { background-color: rgba(13, 13, 223, 0.12); color: var(--color-accent-dark); }
.badge--dark      { background-color: var(--color-dark); color: #ffffff; }
.badge--surface   {
  background-color: var(--color-surface);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}


/* ------------------------------------------------------------
   9. FORM ELEMENTS
   ------------------------------------------------------------ */

/* Field wrapper */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-0-5);
}

.field + .field {
  margin-top: var(--space-2);
}

/* Label always above input */
.label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.label--required::after {
  content: ' *';
  color: #C62828;
}

/* Inputs */
.input,
.textarea,
.select {
  width: 100%;
  padding: 0.6875rem 0.875rem;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--font-weight-regular);
  color: var(--color-text);
  background-color: var(--color-background);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  outline: none;
  transition: border-color var(--duration-150) var(--ease),
              box-shadow var(--duration-150) var(--ease);
  appearance: none;
}

.input::placeholder,
.textarea::placeholder {
  color: var(--color-text-muted);
}

.input:hover,
.textarea:hover,
.select:hover {
  border-color: var(--color-border-strong);
}

.input:focus,
.textarea:focus,
.select:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(58, 58, 255, 0.15);
}

.input--error,
.textarea--error {
  border-color: #C62828;
}

.input--error:focus,
.textarea--error:focus {
  box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.15);
}

.textarea {
  resize: vertical;
  min-height: 120px;
}

.field__hint  { font-size: var(--text-xs); color: var(--color-text-muted); }
.field__error { font-size: var(--text-xs); color: #C62828; font-weight: var(--font-weight-medium); }


/* ------------------------------------------------------------
   10. DIVIDER
   ------------------------------------------------------------ */
.divider {
  width: 100%;
  height: 1px;
  background-color: var(--color-border);
  border: none;
  margin-block: var(--space-4);
}

.divider--strong {
  background-color: var(--color-border-strong);
}


/* ------------------------------------------------------------
   11. SECTION HEADER PATTERN
   ------------------------------------------------------------ */
.section-header {
  margin-bottom: clamp(var(--space-6), 6vw, var(--space-10));
}

.section-header--center {
  text-align: center;
  margin-inline: auto;
  max-width: 680px;
}

.section-header .overline {
  margin-bottom: var(--space-1-5);
}

.section-header h2 {
  margin-bottom: var(--space-2);
}

.section-header p {
  margin-inline: auto;
}


/* ------------------------------------------------------------
   12. UTILITY CLASSES
   ------------------------------------------------------------ */

/* Display */
.d-none         { display: none; }
.d-block        { display: block; }
.d-flex         { display: flex; }
.d-grid         { display: grid; }
.d-inline       { display: inline; }
.d-inline-flex  { display: inline-flex; }
.d-inline-block { display: inline-block; }

/* Flex helpers */
.flex-center  { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col     { flex-direction: column; }
.flex-wrap    { flex-wrap: wrap; }
.align-center { align-items: center; }
.align-start  { align-items: flex-start; }
.align-end    { align-items: flex-end; }

/* Gap */
.gap-1  { gap: var(--space-1); }
.gap-2  { gap: var(--space-2); }
.gap-3  { gap: var(--space-3); }
.gap-4  { gap: var(--space-4); }
.gap-6  { gap: var(--space-6); }
.gap-8  { gap: var(--space-8); }

/* Text align */
.text-left   { text-align: left; }
.text-center { text-align: center; }
.text-right  { text-align: right; }

/* Text color */
.text-primary   { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-accent    { color: var(--color-accent); }
.text-muted     { color: var(--color-text-muted); }
.text-dark      { color: var(--color-dark); }
.text-white     { color: #ffffff; }

/* Background */
.bg-primary   { background-color: var(--color-primary); }
.bg-secondary { background-color: var(--color-secondary); }
.bg-surface   { background-color: var(--color-surface); }
.bg-dark      { background-color: var(--color-dark); }
.bg-white     { background-color: var(--color-background); }

/* Margin bottom */
.mb-0  { margin-bottom: 0; }
.mb-1  { margin-bottom: var(--space-1); }
.mb-2  { margin-bottom: var(--space-2); }
.mb-3  { margin-bottom: var(--space-3); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-6  { margin-bottom: var(--space-6); }
.mb-8  { margin-bottom: var(--space-8); }
.mt-auto { margin-top: auto; }

/* Width */
.w-full     { width: 100%; }
.max-w-prose { max-width: 68ch; }

/* Border radius */
.rounded-sm   { border-radius: var(--radius-sm); }
.rounded-md   { border-radius: var(--radius-md); }
.rounded-lg   { border-radius: var(--radius-lg); }
.rounded-xl   { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }

/* Overflow */
.overflow-hidden { overflow: hidden; }

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Grid helpers */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

@media (max-width: 1023px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 767px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}


/* ============================================================
   NAVBAR
   ============================================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--duration-300) var(--ease),
              border-color var(--duration-300) var(--ease),
              box-shadow var(--duration-300) var(--ease);
}

/* Transparent mode — only on homepage before scroll */
.navbar--transparent-mode {
  background-color: transparent;
  border-bottom-color: transparent;
}

.navbar--transparent-mode .navbar__links a,
.navbar--transparent-mode .navbar__logo {
  color: #ffffff;
}

/* Scrolled state — applied via JS when scrollY > 80 */
.navbar--scrolled {
  background-color: var(--color-background) !important;
  border-bottom-color: var(--color-border) !important;
  box-shadow: var(--shadow-md) !important;
}

.navbar--scrolled .navbar__links a,
.navbar--scrolled .navbar__logo {
  color: var(--color-text);
}

/* Inner layout */
.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  gap: var(--space-4);
}

/* Logo */
.navbar__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  transition: opacity var(--duration-200) var(--ease);
}

.navbar__logo:hover {
  opacity: 0.85;
}

.navbar__logo img {
  max-height: 50px;
  width: auto;
  display: block;
}

/* Desktop nav links */
.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--space-0-5);
  flex: 1;
  justify-content: center;
}

.navbar__links a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-md);
  transition: color var(--duration-200) var(--ease),
              background-color var(--duration-200) var(--ease);
  white-space: nowrap;
  position: relative;
}

.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0.75rem;
  right: 0.75rem;
  height: 2px;
  background-color: var(--color-secondary);
  border-radius: var(--radius-full);
  transform: scaleX(0);
  transition: transform var(--duration-200) var(--ease);
  transform-origin: left;
}

.navbar__links a:hover {
  color: var(--color-secondary);
  background-color: rgba(58, 58, 255, 0.06);
}

.navbar__links a:hover::after,
.navbar__links a.is-active::after {
  transform: scaleX(1);
}

.navbar__links a.is-active {
  color: var(--color-secondary);
  font-weight: var(--font-weight-semibold);
}

/* Right-side actions */
.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

/* Hamburger button */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  border-radius: var(--radius-md);
  transition: background-color var(--duration-150) var(--ease);
}

.navbar__hamburger:hover {
  background-color: rgba(13, 13, 223, 0.06);
}

.navbar__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: currentColor;
  border-radius: var(--radius-full);
  transition: transform var(--duration-300) var(--ease),
              opacity var(--duration-200) var(--ease),
              width var(--duration-200) var(--ease);
}

/* Hamburger → X animation */
.navbar__hamburger.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar__hamburger.is-active span:nth-child(2) {
  opacity: 0;
  width: 0;
}
.navbar__hamburger.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile fullscreen overlay */
.navbar__overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background-color: var(--color-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-8) var(--space-4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity var(--duration-300) var(--ease),
              visibility var(--duration-300) var(--ease),
              transform var(--duration-300) var(--ease);
  pointer-events: none;
}

.navbar__overlay.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

/* Close button inside overlay */
.navbar__overlay-close {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: none;
  cursor: pointer;
  transition: background-color var(--duration-150) var(--ease);
}

.navbar__overlay-close:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

/* Overlay nav links */
.navbar__overlay-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  width: 100%;
  max-width: 360px;
}

.navbar__overlay-links a {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-bold);
  color: rgba(255, 255, 255, 0.75);
  text-align: center;
  width: 100%;
  padding: var(--space-1) 0;
  transition: color var(--duration-150) var(--ease);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.navbar__overlay-links li:last-child a {
  border-bottom: none;
}

.navbar__overlay-links a:hover,
.navbar__overlay-links a.is-active {
  color: #ffffff;
}

/* Mobile breakpoint */
@media (max-width: 900px) {
  .navbar__links {
    display: none;
  }
  .navbar__hamburger {
    display: flex;
  }
  .navbar__actions .btn {
    display: none;
  }
}


/* ============================================================
   FOOTER
   ============================================================ */

.footer {
  background-color: var(--color-dark);
  color: rgba(255, 255, 255, 0.65);
  padding-top: clamp(var(--space-8), 8vw, var(--space-16));
  position: relative;
}

/* 3-column grid */
.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 0.9fr 1fr 1.1fr 1.4fr;
  gap: clamp(var(--space-6), 6vw, var(--space-12));
  padding-bottom: var(--space-8);
}

.footer__col--brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__logo {
  display: inline-flex;
  align-items: center;
  transition: opacity var(--duration-200) var(--ease);
}

.footer__logo:hover {
  opacity: 0.8;
}

.footer__logo img {
  max-height: 44px;
  width: auto;
}

.footer__col p {
  font-size: var(--text-sm);
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.55);
  max-width: 36ch;
}

/* Column heading */
.footer__heading {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.35);
  margin-bottom: var(--space-3);
}

/* Nav links */
.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-1-5);
}

.footer__links a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--duration-150) var(--ease),
              padding-left var(--duration-150) var(--ease);
  display: inline-block;
}

.footer__links a:hover {
  color: #ffffff;
  padding-left: 4px;
}

/* Contact list */
.footer__contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__contact li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-1-5);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
}

.footer__contact li svg {
  flex-shrink: 0;
  margin-top: 2px;
  opacity: 0.55;
}

.footer__contact a {
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--duration-150) var(--ease);
}

.footer__contact a:hover {
  color: #ffffff;
}

/* Bottom bar */
.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-block: var(--space-3);
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer__bottom p {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.3);
  text-align: center;
  max-width: none;
}

.footer__bottom a {
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--duration-150) var(--ease);
}

.footer__bottom a:hover {
  color: rgba(255, 255, 255, 0.85);
}

/* Footer responsive */
@media (max-width: 900px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer__col--brand {
    grid-column: 1 / -1;
  }
  .footer__col p {
    max-width: none;
  }
}

@media (max-width: 600px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  .footer__col--brand {
    grid-column: auto;
  }
}


/* ============================================================
   FLOATING CALL BUTTON
   ============================================================ */

.call-btn {
  position: fixed;
  bottom: var(--space-5);
  right: var(--space-5);
  z-index: var(--z-toast);
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  background-color: var(--color-accent);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(13, 13, 223, 0.45);
  transition: transform var(--duration-200) var(--ease),
              box-shadow var(--duration-200) var(--ease),
              background-color var(--duration-200) var(--ease);
}

.call-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-full);
  background-color: var(--color-accent);
  animation: call-pulse 2.4s cubic-bezier(0.4, 0, 0.2, 1) infinite;
  z-index: -1;
}

.call-btn:hover {
  transform: scale(1.1);
  background-color: var(--color-accent-dark);
  box-shadow: 0 8px 32px rgba(13, 13, 223, 0.55);
}

.call-btn:active {
  transform: scale(0.97);
}

@keyframes call-pulse {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  60% {
    transform: scale(1.55);
    opacity: 0;
  }
  100% {
    transform: scale(1.55);
    opacity: 0;
  }
}

/* Hero sections handle their own navbar offset via padding-top */