/* ==========================================================================
   Pivot Labworks — landing page styles
   --------------------------------------------------------------------------
   Token-driven (no hardcoded design values in rules — everything references
   a custom property below). Palette + type mirror the Pivot CMS design system
   so the marketing site stays on-brand. Spacing follows a strict 4px grid.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Design tokens
   Brand colors lifted from pivot-cms/src/styles/base/_variables.scss
   -------------------------------------------------------------------------- */
:root {
  /* Brand palette */
  --color-primary: #3a9dbf;        /* Pivot teal — primary accent */
  --color-primary-dark: #2f7e99;   /* darker teal for hover/pressed */
  --color-secondary: #6366f1;      /* indigo — secondary product accent */
  --color-secondary-dark: #5048e5;
  --color-accent: #f59e0b;         /* amber — small highlights */

  /* Ink + surfaces */
  --color-ink: #2b2f33;            /* Pivot nav/dark — darkest surface */
  --color-ink-soft: #283d42;       /* primary text color */
  --color-text: #283d42;
  --color-text-muted: #6b7280;
  --color-text-inverse: #ffffff;
  --color-surface: #ffffff;
  --color-surface-raised: #f9fafb;
  --color-site-bg: #eef7f9;        /* light teal tint — page background */
  --color-border: #dde6ea;
  --color-border-strong: #c7d6dc;

  /* On-dark helpers (hero / footer) */
  --color-on-dark: #e7eef1;
  --color-on-dark-muted: rgba(231, 238, 241, 0.66);
  --color-on-dark-border: rgba(255, 255, 255, 0.12);

  /* Tints for badges/icon chips */
  --color-primary-tint: rgba(58, 157, 191, 0.12);
  --color-secondary-tint: rgba(99, 102, 241, 0.12);

  /* Typography (Geist body/headings, Jura accent labels) */
  --font-heading: "Geist", system-ui, -apple-system, sans-serif;
  --font-body: "Geist", system-ui, -apple-system, sans-serif;
  --font-accent: "Jura", "Geist", system-ui, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, "SFMono-Regular", monospace;

  --fs-xs: 0.75rem;    /* 12px */
  --fs-sm: 0.875rem;   /* 14px */
  --fs-base: 1rem;     /* 16px */
  --fs-lg: 1.125rem;   /* 18px */
  --fs-xl: 1.25rem;    /* 20px */
  --fs-2xl: 1.5rem;    /* 24px */
  --fs-3xl: 1.875rem;  /* 30px */
  --fs-4xl: 2.5rem;    /* 40px */
  --fs-5xl: 3.5rem;    /* 56px */

  --fw-light: 300;
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;

  --lh-tight: 1.15;
  --lh-snug: 1.3;
  --lh-normal: 1.6;

  /* Spacing scale — all values divisible by 4 */
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-10: 2.5rem;  /* 40px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  --space-20: 5rem;    /* 80px */
  --space-24: 6rem;    /* 96px */

  /* Radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(40, 61, 66, 0.06);
  --shadow-md: 0 8px 24px rgba(40, 61, 66, 0.08);
  --shadow-lg: 0 20px 48px rgba(40, 61, 66, 0.14);

  /* Layout */
  --container-max: 1120px;
  --header-height: 64px;

  /* Motion */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast: 150ms;
  --dur: 250ms;
}

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

html {
  scroll-behavior: smooth;
  /* Offset anchored sections so the sticky header doesn't cover headings */
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--color-text);
  background-color: var(--color-site-bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  line-height: var(--lh-tight);
  margin: 0;
  color: var(--color-ink-soft);
}

p {
  margin: 0;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}

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

/* Inline code chips (e.g. npx pivot-cms, pivot.gdn/yourname) */
code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  padding: 0.1em 0.4em;
  border-radius: var(--radius-sm);
  background-color: var(--color-primary-tint);
  color: var(--color-primary-dark);
}

/* Centered, padded content column reused across sections */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

/* --------------------------------------------------------------------------
   Shared primitives — eyebrow label, buttons
   -------------------------------------------------------------------------- */

/* Small uppercase accent label above headings (uses Jura accent font) */
.eyebrow {
  font-family: var(--font-accent);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

/* Dark-on-light variant used inside light sections */
.eyebrow--dark {
  color: var(--color-primary-dark);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-base);
  line-height: 1;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease),
              background-color var(--dur-fast) var(--ease),
              border-color var(--dur-fast) var(--ease),
              color var(--dur-fast) var(--ease);
}

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

/* Size modifiers */
.btn--sm {
  font-size: var(--fs-sm);
  padding: var(--space-2) var(--space-4);
}

.btn--lg {
  font-size: var(--fs-lg);
  padding: var(--space-4) var(--space-8);
}

/* Color variants */
.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn--primary:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-text-inverse);
}

.btn--secondary {
  background-color: var(--color-secondary);
  color: var(--color-text-inverse);
}

.btn--secondary:hover {
  background-color: var(--color-secondary-dark);
  color: var(--color-text-inverse);
}

/* Ghost / outline button for use on the dark hero */
.btn--ghost {
  background-color: transparent;
  color: var(--color-on-dark);
  border-color: var(--color-on-dark-border);
}

.btn--ghost:hover {
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--color-text-inverse);
}

/* Visible keyboard focus for accessibility */
.btn:focus-visible,
a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   Brand lockup (mark + wordmark) — used in header and footer
   -------------------------------------------------------------------------- */
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: inherit;
}

.brand:hover {
  color: inherit;
}

.brand__mark {
  width: 32px;
  height: 32px;
  flex: none;
  color: var(--color-primary); /* ring mark inherits via fill="currentColor" */
}

.brand__name {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  font-size: var(--fs-xl);
  letter-spacing: -0.01em;
}

/* "Labworks" portion rendered lighter for a two-tone wordmark */
.brand__name-accent {
  font-weight: var(--fw-light);
  margin-left: 0.12em;
  opacity: 0.92;
}

/* --------------------------------------------------------------------------
   Site header (sticky, dark)
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 400;
  background-color: var(--color-ink);
  color: var(--color-text-inverse);
  border-bottom: 1px solid var(--color-on-dark-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
}

.site-header .brand__name {
  color: var(--color-text-inverse);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.site-nav a {
  color: var(--color-on-dark);
  font-weight: var(--fw-medium);
  font-size: var(--fs-base);
}

.site-nav a:hover {
  color: var(--color-text-inverse);
}

/* The CTA button in the nav should keep its button color, not the link color */
.site-nav a.btn {
  color: var(--color-text-inverse);
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  overflow: hidden;
  /* Diagonal dark gradient from ink to a slightly teal-shifted ink-soft */
  background: linear-gradient(135deg, var(--color-ink) 0%, var(--color-ink-soft) 100%);
  color: var(--color-on-dark);
  padding-block: var(--space-24) var(--space-20);
}

/* Oversized translucent ring watermark, bleeding off the right edge */
.hero__watermark {
  position: absolute;
  top: 50%;
  right: -8%;
  transform: translateY(-50%);
  width: 520px;
  height: 520px;
  color: var(--color-primary);
  opacity: 0.08;
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.hero .eyebrow {
  color: var(--color-primary);
}

.hero__title {
  font-size: var(--fs-5xl);
  font-weight: var(--fw-bold);
  letter-spacing: -0.02em;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-6);
}

.hero__lead {
  font-size: var(--fs-xl);
  line-height: var(--lh-normal);
  color: var(--color-on-dark-muted);
  max-width: 620px;
  margin-bottom: var(--space-8);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* --------------------------------------------------------------------------
   Generic section scaffolding
   -------------------------------------------------------------------------- */
.section {
  padding-block: var(--space-24);
}

.section__head {
  max-width: 640px;
  margin-bottom: var(--space-16);
}

.section__title {
  font-size: var(--fs-4xl);
  font-weight: var(--fw-bold);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.section__subtitle {
  font-size: var(--fs-lg);
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Products — two-up card grid
   -------------------------------------------------------------------------- */
.products {
  background-color: var(--color-surface);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

.product-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: var(--space-10);
  background-color: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-strong);
}

/* Small category pill in the corner of each card */
.product-card__badge {
  align-self: flex-start;
  font-family: var(--font-accent);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}

/* CMS badge = teal, Pivot.gdn badge = indigo, to match each card's CTA */
.product-card__badge--cms {
  background-color: var(--color-primary-tint);
  color: var(--color-primary-dark);
}

.product-card__badge--gdn {
  background-color: var(--color-secondary-tint);
  color: var(--color-secondary-dark);
}

.product-card__title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  margin-bottom: var(--space-2);
}

/* The "." in Pivot.gdn picks up the brand teal as a small flourish */
.product-card__title .dot {
  color: var(--color-primary);
}

.product-card__tagline {
  font-size: var(--fs-lg);
  font-weight: var(--fw-medium);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.product-card__body {
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

/* Feature checklist */
.feature-list {
  list-style: none;
  margin: 0 0 var(--space-8);
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.feature-list li {
  position: relative;
  padding-left: var(--space-8);
  color: var(--color-text);
}

/* Custom check bullet drawn with a CSS mask-free unicode glyph */
.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.15em;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary-tint);
  /* Teal check mark via background image keeps markup clean */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%233a9dbf' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 12px 12px;
}

/* Alternate (indigo) bullet for the Pivot.gdn card */
.feature-list--alt li::before {
  background-color: var(--color-secondary-tint);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236366f1' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
}

/* Push the CTA to the bottom so both cards align regardless of copy length */
.product-card__cta {
  margin-top: auto;
}

/* --------------------------------------------------------------------------
   Approach — value props grid
   -------------------------------------------------------------------------- */
.approach {
  background-color: var(--color-site-bg);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

.value {
  padding: var(--space-8);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.value__title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-3);
}

.value__body {
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Closing CTA band
   -------------------------------------------------------------------------- */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: var(--color-text-inverse);
  padding-block: var(--space-20);
}

.cta-band__inner {
  text-align: center;
  max-width: 640px;
}

.cta-band__title {
  font-size: var(--fs-4xl);
  font-weight: var(--fw-bold);
  color: var(--color-text-inverse);
  margin-bottom: var(--space-4);
}

.cta-band__lead {
  font-size: var(--fs-lg);
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: var(--space-10);
}

/* Embedded contact form (iframe → pivot.gdn/contact/embed).
   The embed renders a transparent document, so the white form card floats
   over the gradient band. Width caps at the form card's max-width + padding. */
.contact-embed {
  width: 100%;
  max-width: 788px;
  margin-inline: auto;
}

.contact-embed__frame {
  width: 100%;
  min-height: 560px; /* fallback height until the auto-resize message arrives */
  border: 0;
  background: transparent;
  display: block;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-ink);
  color: var(--color-on-dark);
  padding-block: var(--space-12);
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.site-footer .brand__name {
  color: var(--color-text-inverse);
}

.footer-nav {
  display: flex;
  gap: var(--space-6);
}

.footer-nav a {
  color: var(--color-on-dark);
  font-weight: var(--fw-medium);
}

.footer-nav a:hover {
  color: var(--color-text-inverse);
}

.site-footer__legal {
  font-size: var(--fs-sm);
  color: var(--color-on-dark-muted);
  width: 100%;
  border-top: 1px solid var(--color-on-dark-border);
  padding-top: var(--space-6);
  margin-top: var(--space-2);
}

/* --------------------------------------------------------------------------
   Responsive — collapse grids and tighten spacing on small screens
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  /* Hide the inline text nav links on mobile; keep brand + primary CTA */
  .site-nav a:not(.btn) {
    display: none;
  }

  .hero {
    padding-block: var(--space-16) var(--space-12);
  }

  .hero__title {
    font-size: var(--fs-4xl);
  }

  .hero__lead {
    font-size: var(--fs-lg);
  }

  .section {
    padding-block: var(--space-16);
  }

  .section__head {
    margin-bottom: var(--space-12);
  }

  /* Single-column stacks */
  .product-grid,
  .value-grid {
    grid-template-columns: 1fr;
  }

  .product-card {
    padding: var(--space-8);
  }

  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Respect users who prefer reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  * {
    transition: none !important;
  }
}