/* ==========================================================================
   Garden100 Stylesheet
   ========================================================================== */

:root {
  --bg-page: #faf8f5;
  --bg-card: #ffffff;
  --bg-subtle: #f2ede4;
  --border-color: #e6dfd3;
  --border-focus: #2d5a3f;

  --text-main: #232724;
  --text-muted: #5e6660;
  --text-light: #7f8882;

  --accent-green: #2d6a4f;
  --accent-green-hover: #1b4332;
  --accent-leaf: #52b788;
  --accent-tag-bg: #e8f5e9;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(45, 90, 63, 0.08);
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Ubuntu", sans-serif;
}

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

html {
  font-family: var(--font-family);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-page);
}

/* Nav */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 248, 245, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 14px 24px;
}

.top-nav-inner {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-green);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

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

.nav-tag {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-green);
  background: var(--accent-tag-bg);
  padding: 4px 12px;
  border-radius: 9999px;
  border: 1px solid rgba(45, 106, 79, 0.2);
}

/* Container */
.container {
  max-width: 840px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

/* Header */
.app-hero {
  text-align: center;
  margin-bottom: 48px;
}

.app-logo {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

h1 {
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--accent-green);
  letter-spacing: -0.025em;
  margin-bottom: 8px;
}

.app-tagline {
  font-size: 1.15rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 24px;
}

.intro-lead {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--text-main);
  background: var(--bg-card);
  padding: 24px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  margin-bottom: 36px;
  text-align: left;
}

.intro-lead p + p {
  margin-top: 14px;
}

/* Content Sections */
h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
  margin: 40px 0 16px;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 8px;
}

p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 18px;
}

strong {
  color: var(--text-main);
}

ul {
  list-style: disc inside;
  margin: 0 0 20px 8px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Callout Box */
.callout-box {
  background: var(--accent-tag-bg);
  border: 1px solid rgba(45, 106, 79, 0.25);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin: 24px 0;
  color: var(--accent-green-hover);
}

.callout-box p {
  color: var(--accent-green-hover);
  margin: 0;
  font-weight: 500;
}

/* Screenshot Gallery */
.image-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
  margin: 32px 0 44px;
}

.screenshot-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.screenshot-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.caption-text {
  color: var(--accent-green);
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.image-item {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
}

/* FAQ Section */
.faq-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;
}

.faq-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}

.faq-answer {
  font-size: 0.98rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Footer & Links */
.links-section {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-top: 50px;
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
}

.links-section a {
  color: var(--accent-green);
  font-weight: 600;
  text-decoration: none;
}

.links-section a:hover {
  text-decoration: underline;
}

footer {
  text-align: center;
  margin-top: 36px;
  color: var(--text-light);
  font-size: 0.9rem;
}