/* ==========================================================================
   SmashKey site styles
   Brand colours mirror the app exactly (popart.py, fix_window.py).
   Accent: #FF5500 (Smash orange). Hover: #E64D00.
   Typeface: Montserrat.
   ========================================================================== */

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

body {
  margin: 0;
}

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

/* Tokens */
:root {
  --color-bg: #F5F5F3;
  --color-card: #FFFFFF;
  --color-border: #E4E4E4;
  --color-text: #111111;
  --color-text-muted: #6E6E76;
  --color-accent: #FF5500;
  --color-accent-hover: #E64D00;

  --font: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --container-w: 1180px;
  --container-narrow: 760px;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;

  --shadow-cta: 0 4px 14px rgba(255, 85, 0, 0.22);
}

/* Base */
body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--color-accent);
}

a:hover {
  color: var(--color-accent-hover);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* Layout */
.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

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

/* Header */
.site-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-card);
  padding: 0.75rem 0;
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.wordmark {
  height: 108px;
  width: auto;
}

.site-nav {
  display: flex;
  gap: 1.75rem;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}

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

/* Hero */
.hero {
  padding: 3rem 0 4.5rem;
  text-align: center;
}

.hero-logo {
  display: block;
  width: 100%;
  max-width: 560px;
  height: auto;
  margin: 0 auto 2rem;
}

.hero-eyebrow {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 1.5rem;
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.badge-beta {
  background: var(--color-accent);
  color: #FFFFFF;
}

.badge-platform {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.hero-headline {
  font-size: clamp(2.25rem, 5.5vw, 4.25rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin: 0 0 1.5rem;
}

.hero-headline-accent {
  color: var(--color-accent);
}

.hero-subhead {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  color: var(--color-text-muted);
  max-width: 700px;
  margin: 0 auto 2.5rem;
  line-height: 1.55;
  font-weight: 500;
}

.hero-status {
  margin: 0 auto;
  padding: 1rem 1.5rem;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: var(--color-text-muted);
  max-width: 620px;
  line-height: 1.55;
}

.hero-status a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 700;
}

.hero-status a:hover {
  text-decoration: underline;
}

/* Explainer */
.explainer {
  padding: 4rem 0;
}

.explainer h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.015em;
  margin: 0 0 1.5rem;
  line-height: 1.2;
}

.explainer p {
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--color-text);
  margin: 0 0 1.25rem;
}

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

/* How it works */
.how {
  padding: 5rem 0;
  background: var(--color-card);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-title {
  text-align: center;
  font-size: clamp(1.875rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
  line-height: 1.15;
}

.section-lede {
  text-align: center;
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto 3rem;
}

.steps {
  list-style: none;
  padding: 0;
  margin: 3rem 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.step {
  text-align: center;
  padding: 2rem 1.5rem;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #FFFFFF;
  font-size: 1.5rem;
  font-weight: 900;
  margin: 0 auto 1.25rem;
  box-shadow: var(--shadow-cta);
}

.step h3 {
  font-size: 1.25rem;
  font-weight: 800;
  margin: 0 0 0.5rem;
  letter-spacing: -0.005em;
}

.step p {
  color: var(--color-text-muted);
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.55;
}

/* Demo */
.demo {
  padding: 5rem 0;
}

.video-wrapper {
  max-width: 920px;
  margin: 3rem auto 0;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: #1A1A1A;
}

.video-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1A1A1A 0%, #3A1F08 100%);
  color: #FFFFFF;
  gap: 1rem;
  padding: 1rem;
}

.video-placeholder-icon {
  width: 96px;
  height: auto;
  opacity: 0.95;
  filter: drop-shadow(0 4px 14px rgba(255, 85, 0, 0.5));
}

.video-placeholder-text {
  font-size: 0.95rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.video-wrapper iframe,
.video-wrapper video {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* Learning */
.learning {
  padding: 5rem 0;
  background: var(--color-card);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.learning h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.015em;
  margin: 0 0 1.5rem;
  line-height: 1.2;
}

.learning p {
  font-size: 1.125rem;
  line-height: 1.65;
  margin: 0 0 1.25rem;
}

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

.inline-link {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 700;
}

.inline-link:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

/* Pricing */
.pricing {
  padding: 5rem 0;
}

.plans {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.plan {
  padding: 2rem;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
}

.plan-paid {
  border-color: var(--color-accent);
  border-width: 2px;
  position: relative;
}

.plan-header {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
}

.plan h3 {
  font-size: 1.5rem;
  font-weight: 800;
  margin: 0 0 0.5rem;
  letter-spacing: -0.01em;
}

.plan-price {
  font-size: 2.5rem;
  font-weight: 900;
  margin: 0;
  letter-spacing: -0.02em;
  line-height: 1;
}

.plan-paid .plan-price {
  color: var(--color-accent);
}

.plan-price-period {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.plan-price-note {
  margin: 0.5rem 0 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.plan-features {
  list-style: none;
  padding: 0;
  margin: 0;
  flex: 1;
}

.plan-features li {
  padding: 0.4rem 0 0.4rem 1.5rem;
  position: relative;
  font-size: 0.9375rem;
  line-height: 1.55;
}

.plan-features li::before {
  content: "+";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 900;
  font-size: 1.125rem;
  line-height: 1.4;
}

.plan-status {
  margin: 1.5rem 0 0;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-style: italic;
}

/* Closing */
.closing {
  padding: 5rem 0;
  text-align: center;
}

.closing-line {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin: 0;
}

/* Cohort page */
.cohort-page {
  background: var(--color-bg);
}

.cohort-main {
  padding: 3rem 0 4rem;
}

.cohort-headline {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  margin: 1rem 0;
  line-height: 1.1;
}

.cohort-lede {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin: 0 0 2rem;
  line-height: 1.55;
}

.cohort-download-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem 2rem;
  background: var(--color-accent);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  text-decoration: none;
  margin: 2rem 0 3rem;
  text-align: center;
  transition: background 0.15s ease, transform 0.15s ease;
  box-shadow: var(--shadow-cta);
}

.cohort-download-btn:hover {
  background: var(--color-accent-hover);
  color: #FFFFFF;
  transform: translateY(-1px);
}

.cohort-download-label {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.005em;
}

.cohort-download-meta {
  font-size: 0.8125rem;
  font-weight: 600;
  opacity: 0.9;
  margin-top: 0.25rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.cohort-steps {
  list-style: none;
  padding: 0;
  margin: 3rem 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.cohort-step {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.5rem;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.cohort-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-accent);
  color: #FFFFFF;
  font-size: 1.0625rem;
  font-weight: 900;
}

.cohort-step-body {
  flex: 1;
  min-width: 0;
}

.cohort-step-body h2 {
  font-size: 1.1875rem;
  font-weight: 800;
  margin: 0.25rem 0 0.5rem;
  letter-spacing: -0.005em;
}

.cohort-step-body p {
  margin: 0 0 0.5rem;
  line-height: 1.6;
}

.cohort-step-body p:last-child {
  margin-bottom: 0;
}

.cohort-step-body strong {
  color: var(--color-text);
  font-weight: 700;
}

.cohort-step-body em {
  font-style: normal;
  font-weight: 700;
  color: var(--color-accent);
}

.cohort-note {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.75rem;
  margin: 1.5rem 0;
}

.cohort-note h3 {
  font-size: 1rem;
  font-weight: 800;
  margin: 0 0 0.5rem;
  letter-spacing: -0.005em;
}

.cohort-note p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
}

.cohort-note p + p {
  margin-top: 0.75rem;
}

.cohort-note-soft {
  font-size: 0.875rem !important;
  color: var(--color-text-muted) !important;
}

kbd {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  border: 1px solid var(--color-border);
  border-bottom-width: 2px;
  border-radius: 4px;
  background: var(--color-bg);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.875em;
  font-weight: 600;
  color: var(--color-text);
}

/* Privacy page */
.privacy-article {
  padding: 3rem 0 4rem;
}

.privacy-eyebrow {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 1rem;
}

.privacy-title {
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.025em;
  margin: 0 0 1.5rem;
  line-height: 1.1;
}

.privacy-summary {
  font-size: 1.1875rem;
  color: var(--color-text-muted);
  margin: 0 0 3rem;
  line-height: 1.55;
}

.privacy-article h2 {
  font-size: 1.5rem;
  font-weight: 800;
  margin: 2.5rem 0 1rem;
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.privacy-article p {
  font-size: 1.0625rem;
  line-height: 1.7;
  margin: 0 0 1rem;
}

.privacy-article a {
  color: var(--color-accent);
  font-weight: 600;
}

.privacy-list {
  margin: 0 0 1.5rem;
  padding-left: 1.5rem;
}

.privacy-list li {
  margin: 0.5rem 0;
  font-size: 1.0625rem;
  line-height: 1.65;
}

.privacy-footnote {
  margin-top: 3rem !important;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.95rem !important;
  color: var(--color-text-muted) !important;
  font-style: italic;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-card);
  padding: 3rem 0;
  margin-top: 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-logo {
  width: 100%;
  max-width: 220px;
  height: auto;
  display: block;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a,
.footer-social a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
}

.footer-links a:hover,
.footer-social a:hover {
  color: var(--color-accent);
}

.footer-social {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-credit {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* Mobile */
@media (max-width: 720px) {
  .container {
    padding: 0 1.25rem;
  }

  .header-inner {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .wordmark {
    height: 64px;
  }

  .site-nav {
    gap: 1rem;
    font-size: 0.875rem;
  }

  .hero {
    padding: 2rem 0 3rem;
  }

  .hero-logo {
    max-width: 320px;
    margin-bottom: 1.5rem;
  }

  .how,
  .demo,
  .learning,
  .pricing,
  .closing {
    padding: 3.5rem 0;
  }

  .explainer {
    padding: 3rem 0;
  }

  .step {
    padding: 1.5rem 1.25rem;
  }

  .plan {
    padding: 1.75rem;
  }

  .cohort-step {
    flex-direction: column;
    gap: 0.75rem;
    padding: 1.25rem;
  }
}