/* styles.css */

/* =========================================================
   TOKENS
   ========================================================= */

:root {
  /* Color */
  --color-bg: #ffffff;
  --color-bg-soft: #f8f7f3;
  --color-surface: #ffffff;
  --color-surface-soft: rgb(255, 255, 255);
  --color-surface-muted: #e4e4e4;
  --color-text: #5e5e5e;
  --color-text-muted: #818181;
  --color-text-strong: #3b3b39;
  --color-border: rgba(22, 22, 22, 0.11);
  --color-border-strong: rgba(22, 22, 22, 0.18);
  --color-header-border: rgba(22, 22, 22, 0.06);
  --color-footer-border: rgba(22, 22, 22, 0.08);
  --color-orange: #e87040;
  --color-accent: #e87040;
  --color-accent-text: #ffffff;
  --color-bullet: #e87040;
  --color-placeholder-border: rgba(22, 22, 22, 0.22);
  --color-link-underline: rgba(232, 112, 64, 0.35);

  /* Gradients */
  --gradient-section-soft: linear-gradient(180deg, rgba(255, 255, 255, 0.32), rgba(255, 255, 255, 0.12));
  --gradient-surface-emphasis: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0.95));
  --gradient-visual: linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(255, 255, 255, 0.82));

  /* Typography */
  --font-family-base: Inter, "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;

  --font-size-body: 1rem;
  --font-size-body-large: 1.18rem;
  --font-size-eyebrow: 0.78rem;
  --font-size-h1: clamp(3rem, 5.8vw, 5.25rem);
  --font-size-h2: clamp(2rem, 3vw, 3rem);
  --font-size-h3: 1.25rem;
  --font-size-card-title: 1.2rem;
  --font-size-visual-title: 1.1rem;
  --font-size-visual-copy: 0.98rem;
  --font-size-quiet-link: 0.95rem;
  --font-size-pill: 0.9rem;
  --font-size-faq-icon: 1.25rem;

  --line-height-body: 1.55;
  --line-height-title: 1.05;
  --line-height-tight: 1.15;
  --line-height-display: 0.98;
  --line-height-card-title: 1.2;

  --letter-spacing-eyebrow: 0.14em;
  --letter-spacing-brand: -0.02em;
  --letter-spacing-h1: -0.05em;
  --letter-spacing-h2: -0.04em;
  --letter-spacing-h3: -0.02em;

  /* Widths */
  --container-width: 1180px;
  --container-width-narrow: 880px;
  --measure-body: 66ch;
  --measure-body-short: 58ch;
  --measure-lede: 60ch;
  --measure-visual-copy: 44ch;
  --measure-faq-copy: 58ch;
  --measure-h1: 10ch;
  --measure-h1-mobile: 12ch;
  --measure-h2: 14ch;
  --measure-h2-mobile: 12ch;

  /* Spacing scale */
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4.5rem;
  --space-8: 6rem;

  /* Layout */
  --header-offset: 5.5rem;
  --header-offset-mobile: 6.5rem;
  --scroll-offset: 6rem;

  --section-padding-x: var(--space-4);
  --section-padding-x-mobile: var(--space-3);
  --section-padding-y: var(--space-7);
  --section-padding-y-compact: var(--space-6);
  --section-padding-y-large: var(--space-8);

  --split-gap: var(--space-6);
  --card-grid-gap: var(--space-4);
  --stack-gap-sm: var(--space-3);
  --stack-gap-md: var(--space-4);
  --stack-gap-lg: var(--space-5);
  --cluster-gap: 0.75rem;
  --nav-gap: 1.5rem;
  --footer-links-gap: 1rem;

  /* Sizing */
  --brand-logo-size: 2.75rem;
  --product-icon-size: 3rem;

  --button-height: 3.2rem;
  --button-height-small: 2.6rem;
  --button-padding-x: 1.35rem;
  --button-padding-x-small: 1rem;

  --card-padding: var(--space-5);
  --panel-padding: var(--space-4);
  --faq-padding-y: 1.1rem;
  --faq-padding-x: 1.2rem;
  --utility-link-padding-y: 0.9rem;
  --utility-link-padding-x: 1rem;
  --pill-padding-y: 0.5rem;
  --pill-padding-x: 0.8rem;

  --visual-padding: var(--space-4);
  --visual-min-height: 10rem;
  --visual-height-md: 22rem;
  --visual-height-lg: 32rem;
  --visual-height-lg-tablet: 24rem;
  --visual-height-mobile: 18rem;

  /* Radius */
  --radius-sm: 2px;
  --radius-md: 5px;
  --radius-mobile: 22px;
  --radius-pill: 999px;

  /* Border / Shadow */
  --border-width: 1px;
  --shadow-soft: 0 10px 26px rgba(15, 15, 15, 0.04);

  /* Motion */
  --transition-fast: 160ms ease;
}

/* =========================================================
   BASE
   ========================================================= */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-family-base);
  font-size: var(--font-size-body);
  line-height: var(--line-height-body);
  color: var(--color-text);
  background: var(--color-bg);
}

a {
  color: inherit;
}

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

main {
  padding-top: var(--header-offset);
}

section,
footer,
header,
details {
  scroll-margin-top: var(--scroll-offset);
}

h1,
h2,
h3,
p,
ul {
  margin: 0;
}

/* =========================================================
   TYPOGRAPHY
   ========================================================= */

h1 {
  font-size: var(--font-size-h1);
  line-height: var(--line-height-display);
  letter-spacing: var(--letter-spacing-h1);
  max-width: var(--measure-h1);
}

h2 {
  font-size: var(--font-size-h2);
  line-height: var(--line-height-title);
  letter-spacing: var(--letter-spacing-h2);
  max-width: var(--measure-h2);
}

h3 {
  font-size: var(--font-size-h3);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-h3);
}

.eyebrow,
.card-label,
.visual-label {
  font-size: var(--font-size-eyebrow);
  font-weight: 600;
  letter-spacing: var(--letter-spacing-eyebrow);
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.eyebrow,
.card-label {
  color: var(--color-orange);
}



.lede {
  max-width: var(--measure-lede);
  font-size: var(--font-size-body-large);
  color: var(--color-text-strong);
}

.body-copy,
.card-copy,
.item p,
.faq-item p,
.visual-copy,
.footer-bar {
  color: var(--color-text-muted);
  font-size: var(--font-size-body);
}

.body-copy {
  max-width: var(--measure-body);
}

.body-copy-short {
  max-width: var(--measure-body-short);
}

.quiet-link {
  font-size: var(--font-size-quiet-link);
}

.visual-title {
  font-size: var(--font-size-visual-title);
  line-height: var(--line-height-card-title);
  color: var(--color-text);
}

.visual-copy {
  max-width: var(--measure-visual-copy);
  font-size: var(--font-size-visual-copy);
}

.card-title {
  font-size: var(--font-size-card-title);
  line-height: var(--line-height-card-title);
}

/* =========================================================
   LAYOUT PRIMITIVES
   ========================================================= */

.section {
  padding: var(--section-padding-y) var(--section-padding-x);
}

.section-soft {
  background: var(--gradient-section-soft);
}

.container {
  width: min(100%, var(--container-width));
  margin: 0 auto;
}

.container-narrow {
  width: min(100%, var(--container-width-narrow));
}

.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--split-gap);
  align-items: stretch;
}

.split > * {
  min-width: 0;
}

.split > .media-frame {
  display: flex;
  align-self: stretch;
}

.split > .media-frame > .visual {
  flex: 1 1 auto;
  min-height: 100%;
}

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

.split-hero {
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  align-items: stretch;
}

.stack {
  display: grid;
  gap: var(--stack-gap-md);
}

.stack-sm {
  gap: var(--stack-gap-sm);
}

.stack-lg {
  gap: var(--stack-gap-lg);
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--cluster-gap);
  align-items: center;
}

.cluster-center {
  justify-content: center;
}

/* =========================================================
   UI PRIMITIVES
   ========================================================= */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--button-height);
  padding: 0 var(--button-padding-x);
  border-radius: var(--radius-pill);
  border: var(--border-width) solid transparent;
  text-decoration: none;
  font-weight: 600;
  transition:
    transform var(--transition-fast),
    border-color var(--transition-fast),
    background-color var(--transition-fast),
    color var(--transition-fast);
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--color-accent);
  color: var(--color-accent-text);
}

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

.button-small {
  min-height: var(--button-height-small);
  padding-inline: var(--button-padding-x-small);
}

.text-link {
  width: fit-content;
  font-weight: 600;
  color: var(--color-orange);
  text-decoration: none;
  border-bottom: var(--border-width) solid var(--color-link-underline);
  padding-bottom: 0.2rem;
}

.utility-link {
  padding: var(--utility-link-padding-y) var(--utility-link-padding-x);
  border-radius: var(--radius-sm);
  border: var(--border-width) solid var(--color-border);
  background: rgba(255, 255, 255, 0.78);
  color: var(--color-text-muted);
  text-decoration: none;
}

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

.site-nav a:hover,
.footer-links a:hover,
.utility-link:hover,
.text-link:hover,
.button:hover {
  color: var(--color-text);
}

.card {
  padding: var(--card-padding);
  display: grid;
  gap: 1rem;
  background: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.card-soft {
  background: rgba(255, 255, 255, 0.56);
}

.card-emphasis {
  background: var(--gradient-surface-emphasis);
  border-color: rgba(22, 22, 22, 0.14);
}

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--card-grid-gap);
}

.panel-group {
  padding: var(--panel-padding);
  border: var(--border-width) solid var(--color-border);
  border-radius: calc(var(--radius-md) + 4px);
  background: rgba(255, 255, 255, 0.48);
}

.visual {
  display: grid;
  align-content: center;
  gap: 0.75rem;
  width: 100%;
  min-height: var(--visual-min-height);
  padding: var(--visual-padding);
  border: var(--border-width) dashed var(--color-placeholder-border);
  border-radius: var(--radius-md);
  background: var(--gradient-visual);
}

.visual-md {
  min-height: var(--visual-height-md);
}

.visual-lg {
  min-height: var(--visual-height-lg);
}

.item-list {
  display: grid;
  gap: var(--space-4);
}

.item {
  display: grid;
  gap: 0.75rem;
  /*padding-bottom: var(--space-3);
  /*border-bottom: var(--border-width) solid var(--color-border);*/
}

.item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.bullet-list {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.bullet-list li {
  position: relative;
  padding-left: 1.1rem;
}

.bullet-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: var(--radius-pill);
  background: var(--color-bullet);
}

.meta-pill {
  padding: var(--pill-padding-y) var(--pill-padding-x);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.82);
  border: var(--border-width) solid var(--color-border);
  font-size: var(--font-size-pill);
  color: var(--color-text-muted);
}

/* =========================================================
   COMPONENTS
   ========================================================= */

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  padding: 1rem var(--section-padding-x);
  backdrop-filter: blur(14px);
  background: rgba(228, 228, 228, 0.13);
  border-bottom: var(--border-width) solid var(--color-header-border);
}

.header-bar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-4);
  align-items: center;
}

.header-actions {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: var(--letter-spacing-brand);
}

.brand-logo {
  width: var(--brand-logo-size);
  height: var(--brand-logo-size);
  object-fit: contain;
  flex: 0 0 auto;
}

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

.product-head {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.product-icon {
  width: var(--product-icon-size);
  height: var(--product-icon-size);
  object-fit: contain;
  flex: 0 0 auto;
}

.faq-list {
  display: grid;
  gap: 1rem;
}

.faq-item {
  padding: var(--faq-padding-y) var(--faq-padding-x);
  background: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: var(--font-size-faq-icon);
  color: var(--color-text-muted);
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item p {
  margin-top: 0.9rem;
  max-width: var(--measure-faq-copy);
}

.site-footer {
  padding: 0 var(--section-padding-x) var(--section-padding-y-compact);
}

.footer-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--cluster-gap);
  align-items: center;
  padding-top: var(--space-5);
  border-top: var(--border-width) solid var(--color-footer-border);
}

.footer-links {
  display: inline-flex;
  gap: var(--footer-links-gap);
  flex-wrap: wrap;
}

/* =========================================================
   SECTION EXCEPTIONS
   ========================================================= */

.hero-section {
  padding-top: var(--section-padding-y-large);
}

.workflow-section {
  padding-top: calc(var(--section-padding-y) + 0.5rem);
}

.trust-section,
.faq-section {
  padding-top: var(--section-padding-y-compact);
  padding-bottom: var(--section-padding-y-compact);
}

.conversion-section {
  padding-top: var(--section-padding-y-large);
  padding-bottom: var(--section-padding-y-large);
}

/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (max-width: 1080px) {
  .split,
  .split-hero {
    grid-template-columns: 1fr;
  }

  .split-reverse > :first-child {
    order: 0;
  }
}

@media (max-width: 860px) {
  main {
    padding-top: var(--header-offset-mobile);
  }

  .header-bar {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .site-nav {
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .button {
    width: 100%;
  }

  .visual-lg {
    min-height: var(--visual-height-lg-tablet);
  }
}

@media (max-width: 560px) {
  .section,
  .site-header,
  .site-footer {
    padding-left: var(--section-padding-x-mobile);
    padding-right: var(--section-padding-x-mobile);
  }

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

  .card,
  .faq-item,
  .visual {
    border-radius: var(--radius-mobile);
  }

  .visual-lg,
  .visual-md {
    min-height: var(--visual-height-mobile);
  }

  .cluster,
  .footer-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  h1 {
    max-width: var(--measure-h1-mobile);
  }

  h2 {
    max-width: var(--measure-h2-mobile);
  }
}