/*
  Simplified B2B SaaS landing page styles
  ---------------------------------------
  - No framework
  - Inter Bold used for headings
  - Neutral defaults
  - CSS variables for easy brand customisation
*/

:root {
  --colour-primary: #F0B429;
  --colour-primary-hover: #244855;
  --colour-text: #595959;
  --colour-heading: #244855;
  --colour-text-muted: #5f6878;
  --colour-surface: #ffffff;
  --colour-surface-muted: #f5f7fa;
  --colour-border: #d9dee7;
  --colour-success: #177447;
  --colour-warning: #8a5a00;
  --colour-danger: #a12b2b;
  --colour-info: #2457d6;

  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-heading: "Inter", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --container-width: 1120px;
  --content-width: 760px;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4.5rem;

  --radius-small: 0.375rem;
  --radius-medium: 0.75rem;
  --shadow-small: 0 1px 2px rgb(23 32 51 / 8%);
}

/* Base */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--colour-text);
  background: var(--colour-surface);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
}

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

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

a {
  color: var(--colour-primary);
  text-underline-offset: 0.2em;
}

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

:focus-visible {
  outline: 3px solid rgb(36 87 214 / 30%);
  outline-offset: 3px;
}

.container {
  width: min(calc(100% - 2rem), var(--container-width));
  margin-inline: auto;
}

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

.section {
  padding-block: var(--space-8);
}

.section-muted {
  background: var(--colour-surface-muted);
}

.stack > * + * {
  margin-top: var(--space-4);
}

.stack-large > * + * {
  margin-top: var(--space-8);
}

/* Typography */

h1,
h2,
h3,
h4 {
  margin-top: 0;
  margin-bottom: var(--space-4);
  color: var(--colour-heading);
  font-family: var(--font-heading);
  line-height: 1.1;
  letter-spacing: -0.015em;
}

h1 {
  font-size: clamp(2.75rem, 7vw, 4.75rem);
  font-weight: 800;
}

.hero h1 {
  max-width: 13ch;
  font-weight: 800;
  line-height: 1.01;
}

.hero-title-highlight {
  color: var(--colour-primary);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
}

h3 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
}

h4 {
  font-size: 1.1rem;
  font-weight: 700;
}

p {
  margin-top: 0;
  margin-bottom: var(--space-4);
}

.display-text {
  margin: 0 0 var(--space-5);
  color: var(--colour-heading);
  font-family: var(--font-heading);
  font-size: clamp(2.75rem, 8vw, 5.5rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
}

.lead {
  max-width: 48rem;
  color: var(--colour-text-muted);
  font-size: 1.2rem;
}

.eyebrow {
  margin-bottom: var(--space-3);
  color: var(--colour-primary);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.caption,
.supporting-text,
.field-help {
  color: var(--colour-text-muted);
  font-size: 0.9rem;
}

.section-heading {
  max-width: 48rem;
  margin-bottom: var(--space-7);
}

.section-heading-centred {
  margin-inline: auto;
  text-align: center;
}

/* Header and navigation */

.skip-link {
  position: fixed;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 100;
  padding: var(--space-2) var(--space-4);
  color: var(--colour-surface);
  background: var(--colour-text);
  border-radius: var(--radius-small);
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgb(255 255 255 / 95%);
  border-bottom: 1px solid var(--colour-border);
  backdrop-filter: blur(8px);
}

.header-inner {
  display: flex;
  min-height: 4.5rem;
  align-items: center;
  gap: var(--space-5);
}

.brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  color: var(--colour-text);
  text-decoration: none;
}

.brand-logo {
  display: block;
  width: auto;
  object-fit: contain;
}

.brand-logo-primary {
  height: 5.2rem;
}

.brand-logo-secondary {
  height: 3.25rem;
}

.site-nav {
  display: flex;
  flex: 1;
  justify-content: center;
  gap: var(--space-5);
}

.site-nav a,
.site-footer nav a {
  color: var(--colour-text-muted);
  text-decoration: none;
}

.site-nav a:hover,
.site-footer nav a:hover {
  color: var(--colour-text);
}

/* Layout blocks */

.hero {
  position: relative;
  min-height: 44rem;
  padding-top: calc(var(--space-8) + var(--space-5));
  background-image:
    linear-gradient(90deg, rgb(255 255 255 / 94%) 0%, rgb(255 255 255 / 84%) 42%, rgb(255 255 255 / 22%) 72%, rgb(255 255 255 / 4%) 100%),
    var(--hero-image, url("assets/02-circular-focus-landscape.jpg"));
  background-position: center;
  background-size: cover;
}

.hero-grid {
  display: block;
}

.hero-grid > div {
  max-width: 48rem;
}

.judgement-section {
  background: var(--colour-surface);
  border-bottom: 1px solid var(--colour-border);
}

.judgement-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: start;
  gap: clamp(var(--space-6), 7vw, 6rem);
}

.judgement-heading h2 {
  max-width: 20ch;
  margin-bottom: 0;
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 800;
  line-height: 1.18;
}

.judgement-heading h2 span {
  display: inline;
}

.judgement-heading-primary {
  color: var(--colour-heading);
}

.judgement-heading-highlight {
  color: var(--colour-primary);
}

.judgement-copy {
  padding-top: var(--space-6);
}

.judgement-copy .judgement-callout {
  margin-block: var(--space-5);
  padding-left: var(--space-5);
  color: var(--colour-heading);
  border-left: 0.4rem solid var(--colour-primary);
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.5;
}

.judgement-copy p:last-child {
  margin-bottom: 0;
}

.split-block,
.cta-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: var(--space-7);
}

.split-block-reverse > :first-child {
  order: 2;
}

.split-block h3 {
  max-width: 18ch;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.split-block > div > p:not(.eyebrow),
.split-block li {
  font-size: 1.075rem;
}

.media-placeholder {
  display: grid;
  min-height: 22rem;
  place-items: center;
  padding: var(--space-6);
  color: var(--colour-text-muted);
  background:
    linear-gradient(135deg, transparent 49%, var(--colour-border) 50%, transparent 51%),
    linear-gradient(45deg, transparent 49%, var(--colour-border) 50%, transparent 51%),
    var(--colour-surface-muted);
  background-size: 2rem 2rem;
  border: 1px solid var(--colour-border);
  border-radius: var(--radius-medium);
  text-align: center;
}

.logo-row {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--space-4);
}

.logo-placeholder {
  padding: var(--space-5);
  color: var(--colour-text-muted);
  background: var(--colour-surface);
  border: 1px solid var(--colour-border);
  border-radius: var(--radius-small);
  font-weight: 600;
  text-align: center;
}

.grid {
  display: grid;
  gap: var(--space-5);
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* Buttons and controls */

.button-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  margin-bottom: var(--space-4);
}

.button {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.1rem;
  color: #ffffff;
  background: var(--colour-heading);
  border: 1px solid var(--colour-heading);
  border-radius: var(--radius-small);
  cursor: pointer;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.05em;
  text-decoration: none;
  text-transform: uppercase;
}

.button:hover {
  color: var(--colour-heading);
  background: var(--colour-primary);
  border-color: var(--colour-primary);
}

.button-secondary {
  color: var(--colour-text);
  background: var(--colour-surface);
  border-color: var(--colour-border);
}

.button-secondary:hover {
  color: var(--colour-text);
  background: var(--colour-surface-muted);
  border-color: var(--colour-text-muted);
}

.button-quiet {
  color: var(--colour-primary);
  background: transparent;
  border-color: transparent;
}

.button-quiet:hover {
  color: var(--colour-primary-hover);
  background: var(--colour-surface-muted);
  border-color: transparent;
}

.button-small {
  min-height: 2.25rem;
  padding: 0.5rem 0.8rem;
  font-size: 0.9rem;
}

.button-full {
  width: 100%;
}

.button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.control-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  margin-top: var(--space-5);
}

.checkbox-control,
.switch-control {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.checkbox-control input {
  width: 1rem;
  height: 1rem;
}

.switch-control input {
  width: 2.5rem;
  height: 1.4rem;
  appearance: none;
  background: var(--colour-border);
  border-radius: 999px;
  cursor: pointer;
  position: relative;
}

.switch-control input::after {
  content: "";
  position: absolute;
  top: 0.2rem;
  left: 0.2rem;
  width: 1rem;
  height: 1rem;
  background: var(--colour-surface);
  border-radius: 50%;
  box-shadow: var(--shadow-small);
  transition: transform 160ms ease;
}

.switch-control input:checked {
  background: var(--colour-primary);
}

.switch-control input:checked::after {
  transform: translateX(1.1rem);
}

/* Cards */

.card,
.stat-card,
.pricing-card,
.sample-panel {
  padding: var(--space-5);
  background: var(--colour-surface);
  border: 1px solid var(--colour-border);
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-small);
}

.card-highlight {
  border-color: var(--colour-primary);
}

.icon-placeholder {
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: var(--space-4);
  place-items: center;
  color: var(--colour-primary);
  background: rgb(36 87 214 / 10%);
  border: 1px solid var(--colour-border);
  border-radius: var(--radius-small);
  font-weight: 700;
}

.text-link {
  font-weight: 650;
}


.morning-grid {
  align-items: stretch;
}

.morning-card {
  display: flex;
  flex-direction: column;
  padding: clamp(var(--space-5), 4vw, var(--space-7));
}

.morning-card h3 {
  margin-bottom: var(--space-5);
}

.morning-card-daisy {
  border-color: var(--colour-primary);
}

.morning-list {
  margin: 0;
  padding-left: 1.25rem;
}

.morning-list li + li {
  margin-top: var(--space-3);
}

.morning-list .selling-time {
  margin-top: var(--space-5);
  color: var(--colour-heading);
  font-weight: 700;
}

.morning-conclusion {
  margin-top: var(--space-6);
  margin-bottom: 0;
  padding-top: var(--space-5);
  color: var(--colour-heading);
  border-top: 1px solid var(--colour-border);
  font-size: 1.1rem;
  font-weight: 700;
}

.stat-card {
  text-align: center;
}

.stat-value {
  margin: 0;
  font-size: 2rem;
  font-weight: 750;
  line-height: 1.1;
}

.stat-label {
  margin: var(--space-2) 0 0;
  color: var(--colour-text-muted);
}

.testimonial {
  margin: 0;
  padding: var(--space-7);
  background: var(--colour-surface);
  border: 1px solid var(--colour-border);
  border-radius: var(--radius-medium);
  text-align: left;
}

.testimonial blockquote {
  margin: 0 0 var(--space-5);
  color: var(--colour-heading);
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.testimonial figcaption {
  display: grid;
  gap: var(--space-1);
  color: var(--colour-text-muted);
  text-align: left;
}

/* Metrics section */

#metrics {
  color: var(--colour-heading);
  background-color: var(--colour-primary);
}

#metrics .section-heading,
#metrics .section-heading > p,
#metrics .eyebrow {
  color: var(--colour-heading);
}

#metrics h2 {
  color: var(--colour-surface);
}

#metrics .stat-card {
  color: var(--colour-heading);
  background: var(--colour-surface);
  border-color: var(--colour-border);
  box-shadow: var(--shadow-small);
}

#metrics .stat-value {
  color: var(--colour-heading);
}

#metrics .stat-label {
  color: var(--colour-text-muted);
}

/* Component guide */

.component-section {
  padding-block: var(--space-7);
  border-top: 1px solid var(--colour-border);
}

.component-section:first-of-type {
  border-top: 0;
}

.colour-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-4);
}

.colour-swatch {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-4);
  border: 1px solid var(--colour-border);
  border-radius: var(--radius-small);
}

.swatch {
  height: 5rem;
  border: 1px solid rgb(0 0 0 / 10%);
  border-radius: var(--radius-small);
}

.swatch-primary {
  background: var(--colour-primary);
}

.swatch-text {
  background: var(--colour-text);
}

.swatch-muted {
  background: var(--colour-surface-muted);
}

.swatch-border {
  background: var(--colour-border);
}

.swatch-success {
  background: var(--colour-success);
}

.swatch-warning {
  background: var(--colour-warning);
}

.swatch-danger {
  background: var(--colour-danger);
}

code {
  overflow-wrap: anywhere;
  color: var(--colour-text-muted);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

/* Forms */

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5);
}

.form-field {
  display: grid;
  grid-auto-rows: max-content;
  align-content: start;
  gap: var(--space-2);
}

.form-field-full {
  grid-column: 1 / -1;
}

.form-field label {
  font-weight: 650;
}

.form-field > input,
.form-field > select,
.form-field > textarea {
  align-self: start;
  padding: 0.7rem 0 0.6rem;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--colour-border);
  border-radius: 0;
  box-shadow: none;
}

.form-field > input:focus,
.form-field > select:focus,
.form-field > textarea:focus {
  border-bottom-color: var(--colour-primary);
  outline: 0;
}

.form-actions {
  justify-items: start;
}

.company-size-field {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.company-size-field legend {
  margin-bottom: var(--space-2);
  padding: 0;
  font-weight: 650;
}

.size-options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.size-option {
  cursor: pointer;
}

.size-option input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.size-option span {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.1rem;
  color: var(--colour-text);
  background: var(--colour-surface);
  border: 1px solid var(--colour-border);
  border-radius: var(--radius-small);
  font-weight: 650;
  line-height: 1.2;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.size-option:hover span {
  background: var(--colour-surface-muted);
  border-color: var(--colour-text-muted);
}

.size-option input:focus-visible + span {
  outline: 3px solid rgb(36 87 214 / 30%);
  outline-offset: 3px;
}

.size-option input:checked + span {
  color: #ffffff;
  background: var(--colour-primary);
  border-color: var(--colour-primary);
}

input,
select,
textarea {
  width: 100%;
  padding: 0.7rem 0.8rem;
  color: var(--colour-text);
  background: var(--colour-surface);
  border: 1px solid var(--colour-border);
  border-radius: var(--radius-small);
}

textarea {
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: #8a93a3;
}

/* Alerts and badges */

.alert {
  padding: var(--space-4);
  border: 1px solid;
  border-radius: var(--radius-small);
}

.alert-info {
  color: #173d99;
  background: #eef3ff;
  border-color: #b8c9f5;
}

.alert-success {
  color: #105b37;
  background: #eef9f3;
  border-color: #a8d7be;
}

.alert-warning {
  color: #704900;
  background: #fff8e7;
  border-color: #e6c36d;
}

.alert-danger {
  color: #842020;
  background: #fff0f0;
  border-color: #e3abab;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  color: var(--colour-text-muted);
  background: var(--colour-surface-muted);
  border: 1px solid var(--colour-border);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
}

.badge-primary {
  color: var(--colour-primary);
  background: rgb(36 87 214 / 10%);
  border-color: rgb(36 87 214 / 30%);
}

.badge-success {
  color: var(--colour-success);
  background: #eef9f3;
  border-color: #a8d7be;
}

.badge-warning {
  color: var(--colour-warning);
  background: #fff8e7;
  border-color: #e6c36d;
}

/* Lists */

.check-list,
.number-list {
  padding-left: 1.25rem;
}

.check-list li + li,
.number-list li + li {
  margin-top: var(--space-2);
}

/* Tables */

.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--colour-border);
  border-radius: var(--radius-medium);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--colour-surface);
}

caption {
  padding: var(--space-4);
  font-weight: 700;
  text-align: left;
}

th,
td {
  padding: var(--space-4);
  border-top: 1px solid var(--colour-border);
  text-align: left;
  white-space: nowrap;
}

th {
  background: var(--colour-surface-muted);
  font-size: 0.9rem;
}

/* Pricing */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-5);
  align-items: stretch;
}

.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.pricing-card-featured {
  border-color: var(--colour-primary);
}

.pricing-tab {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 1;
  margin: 0;
  padding: 0.3rem 0.7rem;
  color: var(--colour-heading);
  background: var(--colour-primary);
  border-color: var(--colour-primary);
  border-top: 0;
  border-right: 0;
  border-radius: 0 0 0 var(--radius-small);
  line-height: 1.2;
  text-transform: uppercase;
}

.price {
  margin-bottom: var(--space-5);
  font-size: 2.2rem;
  font-weight: 750;
  line-height: 1.1;
}

.price span {
  color: var(--colour-text-muted);
  font-size: 1rem;
  font-weight: 400;
}

.pricing-card .check-list {
  flex: 1;
  margin-bottom: var(--space-5);
}

/* FAQ */

.faq-list {
  border-top: 1px solid var(--colour-border);
}

.faq-list details {
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--colour-border);
}

.faq-list summary {
  cursor: pointer;
  font-weight: 700;
}

.faq-list details p {
  margin-top: var(--space-3);
  margin-bottom: 0;
  color: var(--colour-text-muted);
}

/* CTA and footer */

.cta-section {
  color: #ffffff;
  background: var(--colour-heading);
  border-top: 1px solid var(--colour-heading);
  border-bottom: 1px solid var(--colour-heading);
}

.cta-section h2,
.cta-section p:not(.eyebrow) {
  color: #ffffff;
}

.cta-inner .button-group {
  justify-content: flex-end;
}

.site-footer {
  padding-block: var(--space-7);
  color: #ffffff;
  background-color: var(--colour-heading);
  background-image: url("assets/bg_blue_wave1.jpg");
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  border-top: 1px solid rgb(255 255 255 / 16%);
}

.site-footer .supporting-text,
.site-footer nav a {
  color: #ffffff;
}

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

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: start;
  gap: var(--space-6);
}

.site-footer nav {
  display: grid;
  gap: var(--space-2);
}

/* Responsive */

@media (max-width: 900px) {
  .site-nav {
    display: none;
  }

  .header-inner {
    justify-content: space-between;
  }

  .judgement-grid,
  .split-block,
  .cta-inner {
    grid-template-columns: 1fr;
  }

  .judgement-copy {
    padding-top: 0;
  }

  .split-block-reverse > :first-child {
    order: initial;
  }

  .grid-4,
  .colour-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .logo-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .cta-inner .button-group {
    justify-content: flex-start;
  }
}

@media (max-width: 680px) {
  .brand-logo-primary {
    height: 4.4rem;
  }

  .brand-logo-secondary {
    height: 2.8rem;
  }

  .section {
    padding-block: var(--space-7);
  }

  .grid-2,
  .grid-3,
  .pricing-grid,
  .form-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .grid-4,
  .colour-grid,
  .logo-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .form-field-full {
    grid-column: auto;
  }

  .hero {
    min-height: 38rem;
    background-position: 58% center;
  }

  .media-placeholder {
    min-height: 16rem;
  }

  .site-header .button {
    display: none;
  }
}

@media (max-width: 420px) {
  .grid-4,
  .colour-grid,
  .logo-row {
    grid-template-columns: 1fr;
  }

  .button-group {
    align-items: stretch;
    flex-direction: column;
  }

  .button-group .button {
    width: 100%;
  }

  .size-options {
    align-items: stretch;
    flex-direction: column;
  }

  .size-option span {
    width: 100%;
  }
}