@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  /* Color Palette - Light Mode (Default) */
  --bg-app: #f4f3ef;
  --bg-card: #ffffff;
  --border-color: #d8d6d0;
  --text-main: #1f1f1e;
  --text-muted: #6e6e69;
  --text-inverse: #ffffff;
  
  /* Braun Accents */
  --braun-orange: #d14900;
  --braun-orange-hover: #b03d00;
  --braun-orange-glow: rgba(209, 73, 0, 0.15);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', "SFMono-Regular", Consolas, Menlo, monospace;
  
  --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --transition-speed: 0.2s;
  --border-radius: 4px;
}

/* Dark Mode Variables Override */
body.dark-mode {
  --bg-app: #181817;
  --bg-card: #222221;
  --border-color: #353533;
  --text-main: #f0eee9;
  --text-muted: #95948f;
  --text-inverse: #181817;
  
  --braun-orange: #ff5f1f;
  --braun-orange-hover: #e04b10;
  --braun-orange-glow: rgba(255, 95, 31, 0.25);
  
  --card-shadow: 0 4px 16px rgba(0, 0, 0, 0.15), 0 2px 4px rgba(0, 0, 0, 0.08);
}

/* Base Resets */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-app);
  color: var(--text-main);
  font-family: var(--font-sans);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Container */
.braun-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 50px 30px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

/* Header */
.braun-header {
  border-bottom: 2px solid var(--text-main);
  padding-bottom: 30px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.brand-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.brand-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  color: var(--text-main);
}

.brand-subtitle {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

/* Theme Switch */
.header-controls {
  display: flex;
  align-items: center;
}

.switch-control {
  display: flex;
  align-items: center;
  gap: 10px;
}

.switch-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.rocker-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 22px;
  cursor: pointer;
}

.rocker-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.rocker-slider {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--border-color);
  border: 1px solid var(--text-main);
  transition: transform var(--transition-speed) ease;
  border-radius: 11px;
}

.rocker-slider:before {
  position: absolute;
  content: "";
  height: 14px;
  width: 14px;
  left: 3px;
  bottom: 3px;
  background-color: var(--text-main);
  transition: transform var(--transition-speed) ease;
  border-radius: 50%;
}

input:checked + .rocker-slider {
  background-color: var(--braun-orange);
}

input:checked + .rocker-slider:before {
  transform: translateX(22px);
  background-color: var(--text-inverse);
}

/* Responsive Grid */
.sites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 30px;
}

/* Minimalist Card */
.braun-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: var(--card-shadow);
  transition: border-color var(--transition-speed) ease, transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.braun-card:hover {
  border-color: var(--text-main);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
}

/* Preview Image Area */
.card-image-container {
  width: 100%;
  aspect-ratio: 1.85 / 1; /* 16:9 ratio */
  background-color: var(--bg-app);
  border: 1px solid var(--border-color);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-image-placeholder {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Content Details */
.card-identity {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.device-title {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-main);
  line-height: 1.25;
}

.device-link {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--braun-orange);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  width: fit-content;
  transition: color var(--transition-speed) ease;
}

.device-link:hover {
  color: var(--braun-orange-hover);
  text-decoration: underline;
}

.device-link:after {
  content: "↗";
  font-size: 0.8rem;
}

.device-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin-top: 4px;
}

/* Minimalist Tags */
.device-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.device-tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 600;
  text-transform: uppercase;
  background-color: var(--bg-app);
  color: var(--text-muted);
  padding: 3px 8px;
  border-radius: 2px;
}

/* Telemetry Grid (Clean Facts) */
.card-telemetry {
  border-top: 1px solid var(--border-color);
  padding-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.telemetry-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.telemetry-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.telemetry-value {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-main);
}

/* Button */
.btn-braun-dive {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  background-color: var(--text-main);
  color: var(--text-inverse);
  border: 1px solid var(--text-main);
  padding: 9px;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition-speed) ease;
  margin-top: auto;
}

.btn-braun-dive:hover {
  background-color: var(--braun-orange);
  border-color: var(--braun-orange);
  color: #ffffff;
}

/* Responsive */
@media (max-width: 768px) {
  .braun-container {
    padding: 30px 15px;
  }
  
  .braun-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }
  
  .sites-grid {
    grid-template-columns: 1fr;
  }
}