/* ================================
   Marlow Digital - Reset v1
   ================================ */

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

body,
p,
figure,
blockquote,
dl,
dd {
    margin: 0;
}

html {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    min-height: 100vh;
    text-rendering: optimizeSpeed;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    margin: 0;
    font-weight: normal;
    line-height: 1;
}

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

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

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

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

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

table {
    border-collapse: collapse;
    border-spacing: 0;
}

@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;
    }
}

/* Standard error page */
.error-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 50vh;
    padding: var(--space-xl);
}

.error-inner {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    width: 100%;
    max-width: 42rem;
    padding: var(--space-lg);
    background-color: var(--color-bg-soft);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.error-visual {
    flex: 0 0 clamp(10rem, 28vw, 15rem);
}

.error-image {
    display: block;
    width: 100%;
    height: auto;
}

.error-content {
    flex: 1 1 auto;
    text-align: left;
}

.error-title {
    margin-bottom: var(--space-sm);
    color: var(--color-text);
    font-size: var(--font-size-xl);
    line-height: var(--line-height-heading);
}

.error-message {
    margin-bottom: var(--space-md);
    color: var(--color-text-muted);
    font-size: var(--font-size-md);
    line-height: var(--line-height-body);
}

.error-actions {
    margin: 0;
}

.error-link {
    display: inline-block;
    padding: var(--space-sm) var(--space-md);
    color: var(--color-bg);
    background-color: var(--color-primary);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: var(--transition-base);
}

.error-link:hover {
    opacity: 0.92;
    text-decoration: none;
}

@media (max-width: 720px) {
    .error-inner {
        flex-direction: column;
        text-align: center;
    }

    .error-visual {
        flex-basis: auto;
        width: min(100%, 14rem);
    }

    .error-content {
        text-align: center;
    }
}

:root {
    /* Brand */
    --color-primary: var(--color-marlowblue, #0a4db8);
    --color-accent: var(--color-marlowred, #c62828);

    /* Neutrals */
    --color-text: #1a1a1a;
    --color-text-muted: #666;
    --color-bg: #ffffff;
    --color-bg-soft: #f6f7f9;
    --color-border: #e1e4e8;

    /* Status */
    --color-success: #1e8e3e;
    --color-warning: #f9ab00;
    --color-error: #d93025;

    /* Spacing */
    --space-xxs: 0.125rem;
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-xxl: 5rem;

    /* Gap */
    --gap-xxs: 0.125rem;
    --gap-xs: 0.25rem;
    --gap-sm: 0.5rem;
    --gap-md: 1rem;
    --gap-lg: 2rem;
    --gap-xl: 3rem;
    --gap-xxl: 5rem;
    

    /* Radius */
    --radius-xs: 2px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;

    /* Typography */
    --font-body: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: var(--font-body);

    --line-height-body: 1.6;
    --line-height-heading: 1.25;

    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-xxl: 1.5rem;

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

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);

    /* Z-index */
    --z-index-dropdown: 1000;
    --z-index-sticky: 1020;
    --z-index-fixed: 1030;
    --z-index-modal-backdrop: 1040;
    --z-index-modal: 1050;
    --z-index-popover: 1060;
    --z-index-tooltip: 1070;

    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-base: 0.2s ease-in-out;
    --transition-slow: 0.3s ease-in-out;

    /* Layout */
    --site-max-width: 1200px;

    /* Breakpoints (documentation) */
    --bp-sm: 480px;
    --bp-md: 768px;
    --bp-lg: 992px;
    --bp-xl: 1200px;
}

/* ================================
   Marlow Digital - Layout v1
   ================================ */

/* Site Layout */
.site {
    display: flex;
    flex-direction: column; 
    min-height: 100vh;
}

.site-main {
  flex: 1;
}

.site-header,
.site-footer {
    position: sticky;
    top: 0;
    background-color: var(--color-bg);
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--color-border);
    z-index: var(--z-index-sticky);
}

.site-header {
    overflow: visible;
    text-align: left;
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    width: 100%;
    max-width: var(--site-max-width);
    margin: 0 auto;
    padding: 0;
}

.site-title {
    margin: 0;
    font-size: var(--font-size-lg);
    line-height: var(--line-height-heading);
    text-align: left;
}

.site-title a {
    text-decoration: none;
}

.site-footer {
    text-align: center;
    border-top: 1px solid var(--color-border);
    border-bottom: none;
    top: 100%;
}

/* Navigation */
.nav-list {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-md);
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav-link {
    display: inline-block;
    padding: var(--space-xs, 0.25rem) var(--space-sm);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
}

.nav-standalone {
    padding: var(--space-sm) var(--space-lg);
}

.nav-standalone .nav-list {
    justify-content: flex-end;
}

.nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: var(--gap-xs);
    min-width: 2.5rem;
    min-height: 2.5rem;
    padding: var(--space-xs);
    margin-left: auto;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.nav-keep-visible {
    position: relative;
    z-index: calc(var(--z-index-sticky) + 3);
}

.nav-bar {
    display: block;
    width: 1.2rem;
    height: 2px;
    background: currentColor;
    transition: var(--transition-fast);
}

.nav-backdrop {
    display: none;
}

@media (max-width: var(--bp-md)) {
    .site-header {
      padding: var(--space-sm) var(--space-md);
    }

    .header-container {
      gap: var(--gap-sm);
    }

    .nav-in-header {
        position: fixed;
        top: 0;
        right: 0;
        width: min(20rem, 80vw);
        height: 100vh;
        padding: 4.25rem var(--space-md) var(--space-md);
        background-color: var(--color-bg);
        border-left: 1px solid var(--color-border);
        box-shadow: var(--shadow-md);
        transform: translateX(100%);
        transition: transform var(--transition-base);
        z-index: calc(var(--z-index-sticky) + 2);
    }

    .nav-backdrop {
        display: block;
        position: fixed;
        inset: 0;
        border: 0;
        padding: 0;
        margin: 0;
        background: rgba(0, 0, 0, 0.22);
        opacity: 0;
        pointer-events: none;
        transition: opacity var(--transition-base);
        z-index: calc(var(--z-index-sticky) + 1);
    }

    .nav-backdrop.is-open {
        opacity: 1;
        pointer-events: auto;
    }

    .nav-in-header.nav-dropdown {
        position: absolute;
        top: calc(100% + 1px);
        left: 0;
        right: 0;
        width: auto;
        height: auto;
        padding: var(--space-md);
        border-left: none;
        border-top: 1px solid var(--color-border);
        transform: translateY(-0.75rem);
        opacity: 0;
        pointer-events: none;
    }

    .nav-in-header .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--gap-sm);
    }

    .nav-in-header .nav-link {
        width: 100%;
        padding: var(--space-sm) 0;
    }

    .nav-in-header.is-open {
        transform: translateX(0);
    }

    .nav-in-header.nav-dropdown.is-open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .nav-open .nav-bar:nth-child(1) {
        transform: translateY(0.42rem) rotate(45deg);
    }

    .nav-open .nav-bar:nth-child(2) {
        opacity: 0;
    }

    .nav-open .nav-bar:nth-child(3) {
        transform: translateY(-0.42rem) rotate(-45deg);
    }

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

    .nav-open .nav-keep-visible {
        position: fixed;
        top: var(--space-sm);
        right: var(--space-md);
        background-color: var(--color-bg);
        box-shadow: var(--shadow-sm);
    }
}

/* Hero */
.hero {
  display: flex;
  align-items:center;
  min-height: 60vh;
}

.hero-inner {
  width: 100%;
}

.hero-content {
  max-width: 700px;
  margin-inline:auto;
  display: flex;
  flex-direction: column;
  align-items:center;
}

.hero-actions {
  margin-top: var(--space-md);
  display: flex;
  gap: var(--gap-sm);
  flex-wrap: wrap;
}

/* Containers and Sections */
.container {
    width: 100%;
    max-width: var(--site-max-width);
    margin: 0 auto;
    padding: var(--space-sm) var(--space-lg);
}
.container-wide { max-width: 1400px; }
.container-narrow { max-width: 800px; }

.section {
  padding: var(--space-lg) 0;
}

.section-tight {
    padding: var(--space-md) 0;
}

.section-loose {
    padding: var(--space-xl) 0;
}

/* ================================
   Marlow Digital - Utilities v1
   ================================ */

/* Screen reader only */
.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;
}

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

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

/* Gap utilities */
.gap-0 { gap: 0; }
.gap-xs { gap: var(--gap-xs); }
.gap-sm { gap: var(--gap-sm); }
.gap-md { gap: var(--gap-md); }
.gap-lg { gap: var(--gap-lg); }
.gap-xl { gap: var(--gap-xl); }

/* Margin and Padding */
.m-0 { margin: 0; }
.m-1 { margin: var(--space-sm); }
.mt-1 { margin-top: var(--space-sm); }
.mb-1 { margin-bottom: var(--space-sm); }
.m-2 { margin: var(--space-md); }
.mt-2 { margin-top: var(--space-md); }
.mb-2 { margin-bottom: var(--space-md); }
.m-3 { margin: var(--space-lg); }
.mt-3 { margin-top: var(--space-lg); }
.mb-3 { margin-bottom: var(--space-lg); }
.m-auto { margin: auto; }
.p-0 { padding: 0; }
.p-1 { padding: var(--space-sm); }
.pt-1 { padding-top: var(--space-sm); }
.pb-1 { padding-bottom: var(--space-sm); }
.p-2 { padding: var(--space-md); }
.pt-2 { padding-top: var(--space-md); }
.pb-2 { padding-bottom: var(--space-md); }
.p-3 { padding: var(--space-lg); }
.pt-3 { padding-top: var(--space-lg); }
.pb-3 { padding-bottom: var(--space-lg); }
.p-auto { padding: auto; }

/* Flex utilities */
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }

.align-start { align-items: flex-start; }
.align-center { align-items: center; }
.align-end { align-items: flex-end; }

/* Grid Utilities */
.grid {
  display: grid;
  gap: var(--space-md);
}
.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: var(--bp-md)) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

/* ================================
   Marlow Digital - Components v1
   ================================ */

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-body);
    color: var(--color-bg);
    background-color: var(--color-primary);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-base);
}

.btn:hover {
    opacity: 0.9;
}

/* Form elements */
input,
textarea,
select {
    padding: var(--space-sm);
    font-size: var(--font-size-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background-color: var(--color-bg);
    color: var(--color-text);
    transition: var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(10, 75, 184, 0.2); /* approx rgba for --color-primary */
}

/* Links */
a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    text-decoration: underline;
}



/* Card component */
.card {
  display: flex;
  flex-direction: column;
  height: 100%;
    padding: var(--space-md);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);  
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.card-body {
  flex: 1;
}

.card-footer {
  margin-top: auto;
}

/* Optional media block */
.card-media img {
  width: 100%;
  height: auto;
}

/* CTA buttons */
.cta {
  text-align: center;
}

.cta-inner {
  max-width: 800px;
  margin: 0 auto;
}

.cta-actions {
  margin-top: var(--space-md);
  display: flex;
  justify-content: center;
  gap: var(--gap-md);
  flex-wrap: wrap;
}

/* Standard error page */
.error-page {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 50vh;
  padding: var(--space-xl);
}

.error-inner {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  width: 100%;
  max-width: 42rem;
  padding: var(--space-lg);
  background-color: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.error-visual {
  flex: 0 0 clamp(10rem, 28vw, 15rem);
}

.error-image {
  display: block;
  width: 100%;
  height: auto;
}

.error-content {
  flex: 1 1 auto;
  text-align: left;
}

.error-title {
  margin-bottom: var(--space-sm);
  color: var(--color-text);
  font-size: var(--font-size-xl);
  line-height: var(--line-height-heading);
}

.error-message {
  margin-bottom: var(--space-md);
  color: var(--color-text-muted);
  font-size: var(--font-size-md);
  line-height: var(--line-height-body);
}

.error-actions {
  margin: 0;
}

.error-link {
  display: inline-block;
  padding: var(--space-sm) var(--space-md);
  color: var(--color-bg);
  background-color: var(--color-primary);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: var(--transition-base);
}

.error-link:hover {
  opacity: 0.92;
  text-decoration: none;
}

@media (max-width: 720px) {
  .error-inner {
    flex-direction: column;
    text-align: center;
  }

  .error-visual {
    flex-basis: auto;
    width: min(100%, 14rem);
  }

  .error-content {
    text-align: center;
  }
}