/* ========================================================================
   Variables
   ======================================================================== */

:root {
  /* Color palette - calming greys, whites, and accent blues */
  --color-background: #f5f7fa;
  --color-surface: #ffffff;
  --color-text: #111827;
  --color-text-muted: #6b7280;

  --color-primary: #2563eb;
  --color-primary-soft: #dbeafe;
  --color-primary-hover: #1d4ed8;
  --color-primary-subtle-bg: #eff6ff;

  --color-success: #16a34a;
  --color-warning: #f59e0b;
  --color-danger: #dc2626;

  --color-border-subtle: #e5e7eb;
  --color-border-strong: #d1d5db;

  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2933;
  --gray-900: #111827;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-base: 1rem;    /* 16px */
  --font-size-md: 1.0625rem; /* 17px */
  --font-size-lg: 1.125rem;  /* 18px */
  --font-size-xl: 1.25rem;   /* 20px */
  --font-size-2xl: 1.5rem;   /* 24px */
  --font-size-3xl: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem;  /* 36px */

  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-comfortable: 1.7;

  /* Spacing scale (0–96px) */
  --space-0: 0;
  --space-1: 0.125rem;  /* 2px */
  --space-2: 0.25rem;   /* 4px */
  --space-3: 0.375rem;  /* 6px */
  --space-4: 0.5rem;    /* 8px */
  --space-5: 0.625rem;  /* 10px */
  --space-6: 0.75rem;   /* 12px */
  --space-8: 1rem;      /* 16px */
  --space-10: 1.25rem;  /* 20px */
  --space-12: 1.5rem;   /* 24px */
  --space-16: 2rem;     /* 32px */
  --space-20: 2.5rem;   /* 40px */
  --space-24: 3rem;     /* 48px */
  --space-32: 4rem;     /* 64px */
  --space-40: 5rem;     /* 80px */
  --space-48: 6rem;     /* 96px */

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

  /* Shadows - soft, modern, minimal */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.12);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-normal: 180ms ease-out;
  --transition-slow: 240ms ease-out;

  /* Layout */
  --container-max-width: 1200px;
  --container-padding-x: 1.5rem;
}

/* Respect user motion preferences */
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 1ms linear;
    --transition-normal: 1ms linear;
    --transition-slow: 1ms linear;
  }

  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}


/* ========================================================================
   Reset / Normalize
   ======================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
}

h1, h2, h3, h4, h5, h6,
p, figure, blockquote,
dl, dd {
  margin: 0;
}

ul[role="list"],
ol[role="list"] {
  list-style: none;
  margin: 0;
  padding: 0;
}

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

img {
  height: auto;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
  margin: 0;
}

button {
  border: none;
  padding: 0;
  background: none;
}

[hidden] {
  display: none !important;
}

:focus {
  outline: none;
}


/* ========================================================================
   Base Styles
   ======================================================================== */

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-comfortable);
  background-color: var(--color-background);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  min-height: 60vh;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

h1 {
  font-size: clamp(2rem, 3vw, 2.5rem);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-12);
}

h2 {
  font-size: clamp(1.5rem, 2.3vw, 2rem);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-8);
}

h3 {
  font-size: 1.25rem;
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-6);
}

h4 {
  font-size: 1.125rem;
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
}

p {
  margin-bottom: var(--space-6);
  color: var(--color-text-muted);
}

p:last-child {
  margin-bottom: 0;
}

strong {
  font-weight: 600;
}

small {
  font-size: var(--font-size-sm);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  text-underline-offset: 0.15em;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-hover);
}

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

hr {
  border: none;
  border-top: 1px solid var(--color-border-subtle);
  margin: var(--space-16) 0;
}

code, pre {
  font-family: var(--font-mono);
}


/* ========================================================================
   Accessibility
   ======================================================================== */

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

::-moz-focus-inner {
  border: 0;
}

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


/* ========================================================================
   Utilities
   ======================================================================== */

/* Layout container for main content & product grids */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding-x);
  padding-right: var(--container-padding-x);
}

/* Flex helpers */
.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-column {
  display: flex;
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

.gap-sm {
  gap: var(--space-6);
}

.gap-md {
  gap: var(--space-10);
}

.gap-lg {
  gap: var(--space-16);
}

/* Grid helpers - useful for product listings */
.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-10);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-12);
}

@media (max-width: 900px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* Spacing utilities - vertical rhythm */
.section {
  padding-top: var(--space-24);
  padding-bottom: var(--space-24);
}

.section--compact {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

/* Alignment */
.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.text-left {
  text-align: left;
}

/* Badges / subtle labels */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.5rem;
  border-radius: 9999px;
  font-size: var(--font-size-xs);
  font-weight: 500;
  background-color: var(--gray-100);
  color: var(--gray-700);
}

.badge--primary {
  background-color: var(--color-primary-soft);
  color: var(--color-primary-hover);
}

.badge--success {
  background-color: rgba(22, 163, 74, 0.08);
  color: var(--color-success);
}


/* ========================================================================
   Components
   ======================================================================== */

/* Buttons - primary actions (e.g. "Toevoegen aan winkelwagen") */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
  cursor: pointer;
  white-space: nowrap;
  transition:
    background-color var(--transition-normal),
    color var(--transition-normal),
    border-color var(--transition-normal),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
  background: linear-gradient(135deg, var(--color-primary-hover), var(--color-primary-hover));
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
  color: #ffffff;
}

.btn--secondary {
  background-color: #ffffff;
  border-color: var(--color-border-subtle);
  color: var(--color-text);
}

.btn--secondary:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-sm);
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-text-muted);
}

.btn--ghost:hover {
  background-color: rgba(15, 23, 42, 0.03);
  color: var(--color-text);
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn:disabled,
.btn[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.6;
  box-shadow: none;
  transform: none;
}

/* Icon alignment within buttons */
.btn > svg {
  width: 1rem;
  height: 1rem;
}


/* Inputs - forms, search bars, checkout fields */
.input,
textarea,
select {
  width: 100%;
  padding: 0.625rem 0.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
  background-color: #ffffff;
  color: var(--color-text);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast);
}

.input::placeholder,
textarea::placeholder {
  color: var(--gray-400);
}

.input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary-subtle-bg);
}

.input[disabled],
textarea[disabled],
select[disabled] {
  cursor: not-allowed;
  background-color: var(--gray-100);
  color: var(--gray-500);
}

label {
  display: inline-block;
  margin-bottom: 0.35rem;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--gray-700);
}

.form-field {
  margin-bottom: var(--space-8);
}

.form-hint {
  margin-top: 0.3rem;
  font-size: var(--font-size-xs);
  color: var(--gray-500);
}

.form-error {
  margin-top: 0.25rem;
  font-size: var(--font-size-xs);
  color: var(--color-danger);
}

/* Search bar variant */
.search-input-wrapper {
  position: relative;
}

.search-input-wrapper .input {
  padding-left: 2.25rem;
}

.search-input-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1rem;
  height: 1rem;
  color: var(--gray-400);
  pointer-events: none;
}


/* Card - product tiles, information blocks */
.card {
  position: relative;
  border-radius: var(--radius-lg);
  background-color: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding: var(--space-12);
  transition:
    box-shadow var(--transition-normal),
    transform var(--transition-normal),
    border-color var(--transition-fast),
    background-color var(--transition-fast);
  border: 1px solid rgba(148, 163, 184, 0.12);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.card--interactive {
  cursor: pointer;
}

.card-header {
  margin-bottom: var(--space-6);
}

.card-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.card-body {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.card-footer {
  margin-top: var(--space-8);
}


/* Product image wrapper - keeps aspect ratio clean and modern */
.product-media {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background-color: var(--gray-100);
}

.product-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}


/* Pills / filter chips - for category & workspace filters */
.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.9rem;
  border-radius: 9999px;
  border: 1px solid var(--color-border-subtle);
  background-color: #ffffff;
  color: var(--gray-700);
  font-size: var(--font-size-xs);
  font-weight: 500;
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.chip--active {
  border-color: var(--color-primary);
  background-color: var(--color-primary-subtle-bg);
  color: var(--color-primary-hover);
  box-shadow: var(--shadow-sm);
}

.chip:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}


/* Toast / inline alert - for cart feedback, errors, etc. */
.alert {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  border: 1px solid transparent;
}

.alert--info {
  background-color: var(--color-primary-subtle-bg);
  border-color: var(--color-primary-soft);
  color: var(--color-primary-hover);
}

.alert--success {
  background-color: rgba(22, 163, 74, 0.06);
  border-color: rgba(22, 163, 74, 0.3);
  color: var(--color-success);
}

.alert--warning {
  background-color: rgba(245, 158, 11, 0.06);
  border-color: rgba(245, 158, 11, 0.4);
  color: var(--color-warning);
}

.alert--danger {
  background-color: rgba(220, 38, 38, 0.06);
  border-color: rgba(220, 38, 38, 0.4);
  color: var(--color-danger);
}

.alert-icon {
  flex-shrink: 0;
  margin-top: 0.05rem;
}

.alert-icon svg {
  width: 1rem;
  height: 1rem;
}

.alert-content {
  flex: 1;
}


/* Mini utility: subtle section header */
.section-header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: var(--space-12);
}

.section-header-eyebrow {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gray-500);
}

.section-header-title {
  font-size: var(--font-size-2xl);
}

.section-header-description {
  max-width: 40rem;
}


/* Footer base - minimal but consistent */
.site-footer {
  border-top: 1px solid var(--color-border-subtle);
  background-color: #ffffff;
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
  font-size: var(--font-size-sm);
  color: var(--gray-500);
}

.site-footer a {
  color: inherit;
}

.site-footer a:hover {
  color: var(--color-primary-hover);
}


/* ========================================================================
   End
   ======================================================================== */