/* ===========================
   Beatify - GitHub Pages Styles
   =========================== */

/* CSS Variables */
:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --text-primary: #f0f6fc;
  --text-secondary: #8b949e;
  --accent: #58a6ff;
  --accent-hover: #79b8ff;
  --accent-gradient: linear-gradient(135deg, #58a6ff, #a371f7);
  --border: #30363d;
  --container-max: 1100px;
}

/* Reset */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Base */
html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

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

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* ===========================
   Header & Navigation
   =========================== */
.header {
  position: sticky;
  top: 0;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.logo:hover {
  color: var(--text-primary);
  opacity: 0.9;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-secondary);
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-links a:hover {
  color: var(--text-primary);
}

/* ===========================
   Hero Section
   =========================== */
.hero {
  text-align: center;
  padding: 4rem 0 3rem;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero .tagline {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hacs-button {
  display: inline-block;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.hacs-button:hover {
  transform: scale(1.05);
  opacity: 0.9;
}

.github-stars-link {
  display: inline-block;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.github-stars-link:hover {
  transform: scale(1.05);
  opacity: 0.9;
}

.hero-screenshot {
  max-width: 800px;
  margin: 0 auto;
}

/* ===========================
   Screenshot Placeholders
   =========================== */
.screenshot-placeholder {
  background: var(--bg-secondary);
  border: 2px dashed var(--border);
  border-radius: 12px;
  padding: 4rem 2rem;
  text-align: center;
}

.screenshot-placeholder span {
  font-size: 3rem;
  display: block;
  margin-bottom: 0.5rem;
}

.screenshot-placeholder p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ===========================
   Section Titles
   =========================== */
.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 2rem;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===========================
   Features Section
   =========================== */
.features {
  padding: 4rem 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.feature:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.feature p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ===========================
   Badges Section
   =========================== */
.badges {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.badges-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.badges-row img {
  transition: transform 0.2s ease;
}

.badges-row img:hover {
  transform: scale(1.1);
}

/* ===========================
   Install Section
   =========================== */
.install {
  padding: 4rem 0;
}

.install-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.install-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
}

.install-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.install-card > p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.install-card ol {
  list-style-position: inside;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.install-card ol li {
  margin-bottom: 0.75rem;
}

.install-card code {
  display: inline-block;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.25rem 0.5rem;
  font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
  font-size: 0.85rem;
  word-break: break-all;
}

.install-hacs {
  border-color: #41BDF5;
}

/* ===========================
   Screenshots Section
   =========================== */
.screenshots {
  padding: 4rem 0;
  background: var(--bg-secondary);
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

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

.screenshot-card h3 {
  margin-top: 1rem;
  font-size: 1rem;
  color: var(--text-secondary);
}

.screenshot-card .screenshot-placeholder {
  padding: 3rem 1.5rem;
}

/* ===========================
   Community Section
   =========================== */
.community {
  padding: 4rem 0;
}

.community-intro {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.community-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.community-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  color: var(--text-primary);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.community-link:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  color: var(--text-primary);
}

.community-icon {
  font-size: 2rem;
}

.community-text {
  display: flex;
  flex-direction: column;
}

.community-text strong {
  font-size: 1rem;
}

.community-text span:last-child {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ===========================
   Footer
   =========================== */
.footer {
  text-align: center;
  padding: 3rem 0;
  border-top: 1px solid var(--border);
}

.footer-heart {
  font-size: 1rem;
  margin-bottom: 0.75rem;
}

.footer-license {
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
}

.footer-license a {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.github-icon {
  vertical-align: middle;
}

/* ===========================
   Logo with image
   =========================== */
.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.logo-img {
  border-radius: 6px;
}

/* ===========================
   Hero Stats Bar
   =========================== */
.hero-stats {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.hero-stats span::before {
  content: "·";
  margin-right: 1.5rem;
}

.hero-stats span:first-child::before {
  content: "";
  margin-right: 0;
}

/* ===========================
   Hero Image
   =========================== */
.hero-image {
  max-width: 700px;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.hero-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* ===========================
   Secondary Button
   =========================== */
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-weight: 600;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--text-primary);
  transform: translateY(-2px);
}

.btn-link {
  display: inline-block;
  margin-top: 1.5rem;
  color: var(--accent);
  font-weight: 500;
  transition: color 0.2s ease;
}

.btn-link:hover {
  color: var(--accent-hover);
}

/* ===========================
   How It Works Section
   =========================== */
.how-it-works {
  padding: 4rem 0;
  background: var(--bg-secondary);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
}

.step {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.step:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.step-number {
  width: 48px;
  height: 48px;
  line-height: 48px;
  border-radius: 50%;
  background: var(--accent-gradient);
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 auto 1rem;
}

.step h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.step p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ===========================
   Screenshots — Real images
   =========================== */
.screenshot-card img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid var(--border);
  display: block;
  transition: transform 0.2s ease;
}

.screenshot-card img:hover {
  transform: scale(1.02);
}

.screenshot-caption {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-align: center;
}

/* ===========================
   Speakers Section
   =========================== */
.speakers {
  padding: 4rem 0;
}

.speakers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.speaker-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  transition: border-color 0.2s ease;
}

.speaker-card:hover {
  border-color: var(--accent);
}

.speaker-check {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.speaker-card strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.speaker-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0;
}

.speakers-note {
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-style: italic;
}

/* ===========================
   Install — extras
   =========================== */
.install-requirements {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.install-requirements strong {
  color: var(--text-primary);
}

.badge-recommended {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  background: rgba(88, 166, 255, 0.15);
  border: 1px solid var(--accent);
  border-radius: 20px;
  color: var(--accent);
  vertical-align: middle;
  margin-left: 0.5rem;
}

/* ===========================
   Changelog Section
   =========================== */
.changelog {
  padding: 4rem 0;
  background: var(--bg-secondary);
}

.changelog-list {
  max-width: 700px;
  margin: 0 auto;
}

.changelog-entry {
  display: grid;
  grid-template-columns: 80px 110px 1fr;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}

.changelog-entry:last-child {
  border-bottom: none;
}

.changelog-version {
  font-weight: 700;
  color: var(--accent);
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 0.9rem;
}

.changelog-date {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.changelog-entry p {
  font-size: 0.9rem;
  color: var(--text-primary);
  margin: 0;
}

.changelog .btn-link {
  display: block;
  text-align: center;
}

/* ===========================
   Footer — logo
   =========================== */
.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.footer-logo img {
  border-radius: 4px;
}

/* ===========================
   Responsive: Tablet (900px)
   =========================== */
@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

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

  .screenshots-grid .screenshot-card:last-child {
    grid-column: span 2;
    max-width: 50%;
    margin: 0 auto;
  }

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

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

  .changelog-entry {
    grid-template-columns: 80px 1fr;
  }

  .changelog-date {
    display: none;
  }
}

/* ===========================
   Responsive: Mobile (600px)
   =========================== */
@media (max-width: 600px) {
  .hero h1 {
    font-size: 1.75rem;
  }

  .hero .tagline {
    font-size: 1rem;
  }

  .nav-links {
    gap: 0.75rem;
    font-size: 0.8rem;
  }

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

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

  .screenshots-grid .screenshot-card:last-child {
    grid-column: auto;
    max-width: 100%;
  }

  .community-links {
    flex-direction: column;
    align-items: stretch;
  }

  .community-link {
    justify-content: flex-start;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .hero-cta {
    flex-direction: column;
    gap: 1rem;
  }

  .hero-stats {
    gap: 0.75rem;
    font-size: 0.8rem;
  }

  .hero-stats span::before {
    margin-right: 0.75rem;
  }

  .changelog-entry {
    grid-template-columns: 80px 1fr;
  }

  .changelog-date {
    display: none;
  }
}