/* Midnight Puzzles Landing Page */
/* Converted from Tailwind/React design to plain CSS */

/* === RESET & BASE === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: hsl(250, 45%, 10%);
  --fg: hsl(260, 20%, 95%);
  --muted: hsl(250, 20%, 70%);
  --border: hsl(250, 30%, 25%);
  --card: hsl(250, 40%, 14%);
  --card-border: hsl(250, 30%, 25%);
  --primary: hsl(270, 70%, 60%);
  --primary-fg: #fff;
  --secondary: hsl(35, 90%, 60%);
  --accent: hsl(160, 70%, 50%);
  --font-body: 'Nunito', sans-serif;
  --font-display: 'Quicksand', sans-serif;
  --radius: 1rem;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  /* Starry background */
  background-image:
    radial-gradient(1px 1px at 20px 30px, rgba(255,255,255,0.8), transparent),
    radial-gradient(1.5px 1.5px at 60px 120px, rgba(255,255,255,0.7), transparent),
    radial-gradient(2px 2px at 150px 80px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 220px 190px, rgba(255,255,255,0.9), transparent),
    radial-gradient(1px 1px at 300px 40px, rgba(255,255,255,0.7), transparent);
  background-size: 400px 400px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

a { color: inherit; text-decoration: none; }

::selection { background: rgba(168, 85, 247, 0.3); color: var(--primary-fg); }

/* === BUTTONS === */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: 999px;
  font-family: var(--font-body); font-weight: 700; font-size: 14px;
  cursor: pointer; transition: all 0.2s; border: none;
}
.btn-lg { padding: 16px 32px; font-size: 18px; }
.btn-primary {
  background: var(--primary); color: var(--primary-fg);
  box-shadow: 0 0 30px rgba(168, 85, 247, 0.3);
}
.btn-primary:hover {
  background: hsl(270, 70%, 55%);
  box-shadow: 0 0 40px rgba(168, 85, 247, 0.5);
}
.btn-outline {
  background: rgba(255,255,255,0.05); color: var(--fg);
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
}
.btn-outline:hover { background: rgba(255,255,255,0.1); }

/* === HEADER === */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  padding: 16px 24px;
  backdrop-filter: blur(12px);
  background: rgba(21, 15, 43, 0.6);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.header-inner {
  max-width: 1152px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
}
.header-brand { display: flex; align-items: center; gap: 12px; }
.header-logo {
  width: 40px; height: 40px; border-radius: 50%;
  box-shadow: 0 0 15px rgba(168, 85, 247, 0.4);
}
.header-title {
  font-family: var(--font-display); font-weight: 700; font-size: 20px;
  color: var(--fg); letter-spacing: 0.02em;
}
.header-nav { display: flex; align-items: center; gap: 24px; }
.header-nav a {
  font-size: 14px; font-weight: 600; color: var(--muted);
  transition: color 0.2s; display: flex; align-items: center; gap: 6px;
}
.header-nav a:hover { color: var(--primary); }

/* === HERO === */
.hero {
  position: relative; padding: 200px 24px 96px; text-align: center;
}
.hero-glow {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse at top, rgba(168, 85, 247, 0.15), var(--bg) 70%);
}
.hero-inner { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border-radius: 999px;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 32px; backdrop-filter: blur(8px);
}
.hero-badge svg { color: var(--secondary); }
.hero-badge span {
  font-size: 14px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--secondary);
}
.hero h1 {
  font-size: clamp(48px, 8vw, 96px); font-weight: 900;
  line-height: 1.1; letter-spacing: -0.02em; margin-bottom: 24px;
}
.gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
}
.hero-sub {
  font-size: clamp(18px, 2.5vw, 24px); color: var(--muted);
  max-width: 640px; margin: 0 auto 40px; line-height: 1.6;
}
.hero-buttons {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 16px;
}

/* === BOTS SECTION === */
.bots-section { padding: 96px 24px; }
.section-inner { max-width: 1152px; margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 80px; }
.section-header h2 {
  font-size: clamp(30px, 5vw, 48px); font-weight: 900; margin-bottom: 16px;
}
.section-header p { font-size: 20px; color: var(--muted); }

.bots-list { display: flex; flex-direction: column; gap: 128px; }

.bot-card {
  display: flex; flex-direction: column; align-items: center; gap: 48px;
}
@media (min-width: 768px) {
  .bot-card { flex-direction: row; gap: 80px; }
  .bot-card.reversed { flex-direction: row-reverse; }
  .bot-card .bot-info { text-align: left; }
  .bot-card.reversed .bot-info { text-align: right; }
  .bot-card .bot-buttons { justify-content: flex-start; }
  .bot-card.reversed .bot-buttons { justify-content: flex-end; }
}

.bot-avatar-wrap {
  position: relative; flex-shrink: 0;
}
.bot-glow {
  position: absolute; inset: 0; border-radius: 50%;
  filter: blur(48px); transition: all 0.5s;
}
.glow-primary { background: rgba(168, 85, 247, 0.2); }
.glow-secondary { background: rgba(217, 158, 46, 0.2); }
.glow-accent { background: rgba(52, 211, 153, 0.2); }
.bot-avatar-wrap:hover .glow-primary { background: rgba(168, 85, 247, 0.3); }
.bot-avatar-wrap:hover .glow-secondary { background: rgba(217, 158, 46, 0.3); }
.bot-avatar-wrap:hover .glow-accent { background: rgba(52, 211, 153, 0.3); }

.bot-avatar {
  width: 256px; height: 256px; border-radius: 50%;
  border: 4px solid var(--card-border);
  box-shadow: 0 0 40px rgba(0,0,0,0.5);
  position: relative; z-index: 1; object-fit: cover;
  transition: transform 0.3s;
  /* Placeholder background for missing images */
  background: var(--card);
}
.bot-avatar-wrap:hover .bot-avatar { transform: scale(1.05); }
@media (min-width: 768px) {
  .bot-avatar { width: 320px; height: 320px; }
}

.bot-info { text-align: center; flex: 1; }
.bot-tag {
  display: inline-block; padding: 4px 12px; border-radius: 999px;
  font-size: 14px; font-weight: 700; margin-bottom: 16px;
  border: 1px solid;
}
.tag-primary {
  background: rgba(168, 85, 247, 0.1); color: var(--primary);
  border-color: rgba(168, 85, 247, 0.2);
}
.tag-secondary {
  background: rgba(217, 158, 46, 0.1); color: var(--secondary);
  border-color: rgba(217, 158, 46, 0.2);
}
.tag-accent {
  background: rgba(52, 211, 153, 0.1); color: var(--accent);
  border-color: rgba(52, 211, 153, 0.2);
}
.bot-info h3 {
  font-size: clamp(32px, 5vw, 48px); font-weight: 900; margin-bottom: 16px;
}
.bot-info p {
  font-size: 20px; color: var(--muted); line-height: 1.6; margin-bottom: 32px;
}
.bot-buttons {
  display: flex; flex-wrap: wrap; align-items: center; gap: 16px; justify-content: center;
}

/* === ABOUT SECTION === */
.about-section {
  padding: 96px 24px;
  background: rgba(21, 15, 43, 0.3);
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.about-section .section-inner { max-width: 800px; text-align: center; }
.about-icon { font-size: 48px; margin-bottom: 32px; opacity: 0.8; }
.about-section h2 {
  font-size: clamp(28px, 4vw, 40px); font-weight: 900; margin-bottom: 24px;
}
.about-desc {
  font-size: 20px; color: var(--muted); line-height: 1.6; margin-bottom: 40px;
}
.features-grid {
  display: grid; grid-template-columns: 1fr; gap: 24px; text-align: left;
}
@media (min-width: 768px) {
  .features-grid { grid-template-columns: repeat(3, 1fr); }
}
.feature-card {
  background: var(--card); border: 1px solid rgba(255,255,255,0.05);
  padding: 24px; border-radius: 24px;
}
.feature-icon { font-size: 28px; margin-bottom: 16px; }
.feature-card h4 {
  font-weight: 700; font-size: 18px; margin-bottom: 8px;
}
.feature-card p { color: var(--muted); font-size: 14px; line-height: 1.5; }

/* === FOOTER === */
.site-footer {
  padding: 48px 24px; background: var(--bg);
}
.footer-inner {
  max-width: 1152px; margin: 0 auto;
  display: flex; flex-direction: column; align-items: center; gap: 24px;
}
@media (min-width: 768px) {
  .footer-inner { flex-direction: row; justify-content: space-between; }
}
.footer-brand {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-display); font-weight: 700; font-size: 18px;
  color: var(--muted);
}
.footer-logo {
  width: 32px; height: 32px; border-radius: 50%;
  filter: grayscale(1); opacity: 0.7;
}
.footer-links {
  display: flex; align-items: center; gap: 16px;
  font-size: 14px; font-weight: 600; color: var(--muted);
}
.footer-links a {
  display: flex; align-items: center; gap: 6px;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--fg); }
.footer-sep { opacity: 0.3; }

/* === MOBILE NAV === */
@media (max-width: 767px) {
  .header-nav { display: none; }
}

/* === LIGHTBOX === */
.lightbox {
  display: none; position: fixed; inset: 0; z-index: 100;
  background: rgba(0, 0, 0, 0.85); backdrop-filter: blur(8px);
  justify-content: center; align-items: center;
}
.lightbox.active { display: flex; animation: fadeIn 0.2s ease-out; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.lightbox-content {
  position: relative; max-width: 800px; width: 90%;
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: 16px; padding: 24px; text-align: center;
}
.lightbox-content h3 {
  font-size: 20px; font-weight: 800; margin-bottom: 16px;
}
.lightbox-content img {
  width: 100%; border-radius: 8px;
  background: var(--bg); min-height: 200px;
}
.lightbox-close {
  position: absolute; top: 12px; right: 16px;
  background: none; border: none; color: var(--muted);
  font-size: 20px; cursor: pointer; transition: color 0.2s;
}
.lightbox-close:hover { color: var(--fg); }