/*
 * Simplest1 Marketing Styles
 * Pure Typography. Black & White. Nothing else.
 * Extends style.css with marketing-specific components.
 * Load after style.css.
 */

/* ==========================================================================
   Site Header — Simple border
   ========================================================================== */

.site-header {
  padding: var(--space-6) 0;
  border-bottom: var(--border);
}

/* ==========================================================================
   Hero Section — Pure typography
   ========================================================================== */

.hero {
  min-height: calc(100svh - 5rem); /* viewport minus header */
  display: flex;
  align-items: center;
  padding: var(--space-8) 0 var(--space-16);
  text-align: center;
}

.hero__eyebrow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-fg);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: var(--space-6);

  &::before,
  &::after {
    content: '';
    width: 2rem;
    height: 1px;
    background-color: var(--color-fg);
  }
}

.hero__title {
  font-size: var(--text-5xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  line-height: 1;
  margin-bottom: var(--space-8);
  color: var(--color-fg);
}

.hero__subtitle {
  font-size: var(--text-md);
  line-height: 1.6;
  color: var(--color-fg);
  max-width: 38rem;
  margin: 0 auto var(--space-12);
}

.hero__demo-link {
  font-size: var(--text-sm);
  color: var(--color-fg-muted);
  text-decoration: underline;
  text-underline-offset: 0.25em;
  transition: color var(--duration) var(--ease);

  &:hover {
    color: var(--color-fg);
  }
}

/* ==========================================================================
   App Selector Grid — Pure black borders
   ========================================================================== */

.app-selector {
  max-width: 64rem;
  margin: 0 auto;
}

.app-selector__label {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-fg);
  margin-bottom: var(--space-2);
}

.app-selector__note {
  font-size: var(--text-sm);
  color: var(--color-fg-muted);
  margin-bottom: var(--space-6);
}

.app-selector__browse {
  margin-top: var(--space-8);

  & a {
    color: var(--color-fg);
    font-weight: var(--weight-semibold);
    text-decoration: underline;
    text-underline-offset: 0.25em;

    &:hover {
      text-decoration-thickness: 2px;
    }
  }
}

.app-grid-wrapper {
  position: relative;

  &::before,
  &::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 4rem;
    pointer-events: none;
    z-index: 1;
  }

  &::before {
    left: 0;
    background: linear-gradient(to right, var(--color-bg), transparent);
  }

  &::after {
    right: 0;
    background: linear-gradient(to left, var(--color-bg), transparent);
  }
}

.app-grid {
  display: flex;
  gap: var(--space-4);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: var(--space-2) var(--space-4) var(--space-4);

  &::-webkit-scrollbar {
    display: none;
  }
}

/* Marketing app card - for homepage app grid */
.mkt-app-card {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: var(--space-6) var(--space-8);
  background-color: var(--color-bg);
  border: var(--border);
  box-shadow: 4px 4px 0 var(--color-fg);
  text-decoration: none;
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-fg);
  white-space: nowrap;
  transition: all var(--duration) var(--ease);

  &:hover {
    z-index: 2;
    background-color: var(--color-fg);
    color: var(--color-bg);
    box-shadow: 2px 2px 0 var(--color-fg);
    transform: translate(2px, 2px);
  }
}

/* ==========================================================================
   Section Titles
   ========================================================================== */

.section {
  padding: var(--space-24) 0;
}

.section + .section {
  border-top: var(--border);
}

.section__title {
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-6);
}

.section__subtitle {
  font-size: var(--text-md);
  color: var(--color-fg-muted);
  margin-bottom: var(--space-12);
}

/* ==========================================================================
   How It Works - Steps
   ========================================================================== */

.how-it-works {
  border-top: var(--border);
}

.steps {
  display: grid;
  gap: var(--space-8);

  @media (min-width: 768px) {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-12);
  }
}

.step {
  text-align: center;
}

.step__number {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-bg);
  background-color: var(--color-fg);
  border: 3px solid var(--color-fg);
  box-shadow: inset 0 0 0 1px var(--color-bg);
  margin-bottom: var(--space-6);
  overflow: hidden;
}

.lightning-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.lightning-canvas--glow {
  filter: blur(3px);
}

.step__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-3);
}

.step__desc {
  font-size: var(--text-base);
  color: var(--color-fg-muted);
  max-width: 20rem;
  margin: 0 auto;
}

/* ==========================================================================
   Features Grid
   ========================================================================== */

.feature-grid {
  display: grid;
  gap: var(--space-8);

  @media (min-width: 768px) {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-12);
  }

  @media (min-width: 1024px) {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature {
  position: relative;
  text-align: center;

  @media (min-width: 768px) {
    text-align: left;
  }

  /* Animated border with offset shadow */
  &::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -6px;
    bottom: -6px;
    border: 1px solid var(--color-fg);
    box-shadow: 3px 3px 0 var(--color-fg);
    pointer-events: none;
    opacity: 0;
    transform: translate(-3px, -3px);
    transition: opacity 0.25s ease, transform 0.25s ease;
  }

  &:hover::before {
    opacity: 1;
    transform: translate(0, 0);
  }
}

.feature__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-3);
  text-decoration: underline;
  text-decoration-style: double;
  text-decoration-color: var(--color-fg);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.25em;
}

.feature__desc {
  font-size: var(--text-base);
  color: var(--color-fg-muted);
  line-height: var(--leading-relaxed);
}

/* ==========================================================================
   Quote Section
   ========================================================================== */

.quote-section {
  border-top: var(--border);
}

.big-quote {
  font-size: var(--text-xl);
  font-weight: 300;
  font-style: italic;
  line-height: 1.4;
  color: var(--color-fg);
  text-align: center;
  border-left: none;
  padding: 0;
  margin-bottom: var(--space-6);

  @media (min-width: 768px) {
    font-size: var(--text-2xl);
  }
}

.quote-attribution {
  font-size: var(--text-sm);
  color: var(--color-fg-muted);
  text-align: center;
}

/* ==========================================================================
   Pricing — Pure black borders
   ========================================================================== */

.pricing-table {
  display: grid;
  gap: var(--space-6);
  max-width: 48rem;
  margin: 0 auto;

  @media (min-width: 768px) {
    grid-template-columns: repeat(2, 1fr);
    align-items: start;
  }
}

.pricing-table--three {
  max-width: 64rem;

  @media (min-width: 900px) {
    grid-template-columns: repeat(3, 1fr);
  }
}

.pricing-column {
  position: relative;
  padding: var(--space-8);
  background-color: var(--color-bg);
  border: var(--border);
}

.pricing-column--pro {
  border-width: 2px;
}

.pricing-badge {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-bg);
  background-color: var(--color-fg);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.pricing-header {
  text-align: center;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: var(--border);
}

.pricing-name {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-2);
}

.pricing-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: var(--space-1);
}

.pricing-amount {
  font-size: var(--text-4xl);
  font-weight: var(--weight-bold);
  letter-spacing: -0.03em;
  line-height: 1;
}

.pricing-period {
  font-size: var(--text-sm);
  color: var(--color-fg-muted);
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-8);
}

.pricing-features li {
  padding: var(--space-3) 0;
  font-size: var(--text-base);
  color: var(--color-fg-muted);
  border-bottom: var(--border);

  &:last-child {
    border-bottom: none;
  }

  & strong {
    color: var(--color-fg);
    font-weight: var(--weight-semibold);
  }
}

.pricing-cta {
  width: 100%;
  padding: var(--space-4);
}

.pricing-note {
  margin-top: var(--space-8);
  font-size: var(--text-sm);
  color: var(--color-fg-muted);
}

/* ==========================================================================
   FAQ — Simple borders
   ========================================================================== */

.faq-list {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
}

.faq-item {
  border-bottom: var(--border);

  &:first-child {
    border-top: var(--border);
  }
}

.faq-question {
  -webkit-tap-highlight-color: transparent;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-6) 0;
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-fg);
  text-align: left;
  text-decoration: none;
  cursor: pointer;
  list-style: none;

  &::-webkit-details-marker {
    display: none;
  }

  &::after {
    content: "+";
    font-size: var(--text-xl);
    font-weight: 300;
    color: var(--color-fg);
    transition: transform var(--duration) var(--ease);
  }
}

.faq-item[open]:not(.closing) .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  overflow: hidden;
  transition: grid-template-rows var(--duration) var(--ease);
  font-size: var(--text-base);
  color: var(--color-fg-muted);
  line-height: var(--leading-relaxed);
}

.faq-item[open]:not(.closing) .faq-answer {
  grid-template-rows: 1fr;
}

.faq-answer > span {
  min-height: 0;
  padding-bottom: 0;
  transition: padding-bottom var(--duration) var(--ease);
}

.faq-item[open]:not(.closing) .faq-answer > span {
  padding-bottom: var(--space-6);
}

/* ==========================================================================
   Final CTA
   ========================================================================== */

.final-cta {
  border-top: var(--border);
}

.final-cta__title {
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.final-cta__subtitle {
  font-size: var(--text-md);
  color: var(--color-fg-muted);
  margin-bottom: var(--space-8);
}

.btn--large {
  padding: var(--space-6) var(--space-12);
  font-size: var(--text-base);
}

/* ==========================================================================
   Site Footer
   ========================================================================== */

.site-footer {
  padding: var(--space-12) 0 var(--space-8);
  border-top: var(--border);
}

.footer-content {
  display: grid;
  gap: var(--space-8);

  @media (min-width: 768px) {
    grid-template-columns: 1fr 2fr;
    gap: var(--space-16);
  }
}

.footer-brand {
  max-width: 16rem;
}

.footer-logo {
  height: 2rem;
  width: auto;
}

.footer-tagline {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-fg-muted);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

.footer-column {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);

  & h4 {
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    color: var(--color-fg);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-1);
  }

  & a {
    font-size: var(--text-sm);
    color: var(--color-fg-muted);
    text-decoration: none;

    &:hover {
      text-decoration: underline;
    }
  }
}

.footer-bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: var(--border);

  & p {
    font-size: var(--text-sm);
    color: var(--color-fg-muted);
    text-align: center;
  }
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 639px) {
  .header__logo img {
    height: 1.5rem;
  }

  .header__nav {
    gap: var(--space-4);

    /* Hide anchor links on mobile - users scroll */
    & a:not(.btn) {
      display: none;
    }
  }

  .hero {
    padding: var(--space-16) 0 var(--space-12);
  }

  .hero__title {
    font-size: var(--text-2xl);
  }

  .hero__subtitle {
    font-size: var(--text-base);
  }

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