/* AgentBFF Shared Styles - Warm Redesign */

/* Import fonts: Plus Jakarta Sans (friendly) + JetBrains Mono (technical) */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

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

:root {
  /* Warm color palette */
  --bg-primary: #FAF7F2;
  --bg-secondary: #F5F0E8;
  --bg-card: #FFFFFF;
  --bg-dark: #1C1C1E;
  --text-primary: #1a1a1a;
  --text-secondary: #666666;
  --text-muted: #999999;
  --accent: #E07A5F;          /* Warm coral */
  --accent-hover: #C96B52;
  --accent-light: rgba(224, 122, 95, 0.1);
  --accent-secondary: #81B29A; /* Sage green */
  --accent-tertiary: #F2CC8F;  /* Warm gold */
  --success: #81B29A;
  --error: #E07A5F;
  --border: #E5E0D8;
  --border-dark: #D4CFC7;

  /* Type scale */
  --text-sm: 15px;
  --text-base: 18px;
  --text-lg: 20px;
  --text-xl: 24px;
  --text-2xl: 32px;
  --text-3xl: 42px;
  --text-4xl: 56px;
  --text-5xl: 72px;

  /* Spacing */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 40px;
  --space-xl: 60px;
  --space-2xl: 100px;
}

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

/* Monospace for technical elements */
.mono {
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.5px;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 700px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navigation */
nav {
  padding: 20px 0;
  position: sticky;
  top: 0;
  background: var(--bg-primary);
  z-index: 100;
  border-bottom: 1px solid var(--border);
}

nav .container,
nav .nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.5px;
}

.logo span {
  color: var(--accent);
}

.nav-cta {
  background: var(--accent);
  color: white;
  padding: 12px 24px;
  border-radius: 100px;
  text-decoration: none;
  font-weight: 600;
  font-size: var(--text-base);
  transition: all 0.2s;
}

.nav-cta:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

/* Buttons */
.btn-primary {
  background: var(--accent);
  color: white;
  padding: 18px 36px;
  border-radius: 100px;
  border: none;
  font-weight: 600;
  font-size: var(--text-lg);
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(224, 122, 95, 0.3);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary.full-width {
  width: 100%;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  padding: 18px 36px;
  border-radius: 100px;
  border: 2px solid var(--border-dark);
  font-weight: 600;
  font-size: var(--text-lg);
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}

.btn-secondary:hover {
  border-color: var(--text-primary);
  background: var(--bg-secondary);
}

/* Cards */
.card {
  background: var(--bg-card);
  border-radius: 20px;
  padding: 32px;
  border: 1px solid var(--border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

/* Form elements */
.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  font-size: var(--text-base);
  color: var(--text-primary);
}

.form-group input {
  width: 100%;
  padding: 16px 20px;
  border-radius: 12px;
  border: 2px solid var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: var(--text-base);
  font-family: inherit;
  transition: border-color 0.2s;
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group .hint {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-top: 8px;
}

/* Messages */
.message {
  padding: 16px 20px;
  border-radius: 12px;
  margin-bottom: 24px;
  font-size: var(--text-base);
  display: none;
}

.message.error {
  background: rgba(224, 122, 95, 0.1);
  border: 1px solid var(--error);
  color: var(--error);
  display: block;
}

.message.success {
  background: rgba(129, 178, 154, 0.1);
  border: 1px solid var(--success);
  color: #4a7c59;
  display: block;
}

/* Status icons */
.status-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: var(--text-3xl);
}

.status-icon.loading {
  background: var(--accent-light);
  animation: pulse 2s ease-in-out infinite;
}

.status-icon.success {
  background: rgba(129, 178, 154, 0.2);
}

.status-icon.error {
  background: rgba(224, 122, 95, 0.2);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Footer */
footer {
  padding: 60px 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--text-base);
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
}

footer a {
  color: var(--accent);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

/* Section typography */
.section-title {
  font-size: var(--text-3xl);
  font-weight: 800;
  margin-bottom: 16px;
  text-align: center;
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  margin-bottom: 50px;
  text-align: center;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Marquee banner */
.marquee-banner {
  background: var(--accent-secondary);
  color: white;
  padding: 16px 0;
  overflow: hidden;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  font-size: var(--text-lg);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.marquee-content {
  display: flex;
  animation: marquee 20s linear infinite;
  white-space: nowrap;
}

.marquee-content span {
  padding: 0 40px;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Utility classes */
.text-center {
  text-align: center;
}

.text-secondary {
  color: var(--text-secondary);
}

.text-sm {
  font-size: var(--text-sm);
}

.text-base {
  font-size: var(--text-base);
}

.text-lg {
  font-size: var(--text-lg);
}

.mb-16 {
  margin-bottom: 16px;
}

.mb-24 {
  margin-bottom: 24px;
}

.mb-32 {
  margin-bottom: 32px;
}

.mb-40 {
  margin-bottom: 40px;
}

.hidden {
  display: none;
}

/* Spinner animation */
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Dark sections */
.section-dark {
  background: var(--bg-dark);
  color: white;
}

.section-dark .section-title {
  color: white;
}

.section-dark .section-subtitle {
  color: rgba(255, 255, 255, 0.7);
}

/* Responsive */
@media (max-width: 768px) {
  :root {
    --text-4xl: 40px;
    --text-5xl: 48px;
  }

  .container {
    padding: 0 20px;
  }
}

/* Micro-interactions */
.btn-primary:active { transform: translateY(0) scale(0.98); }
.btn-secondary:active { transform: scale(0.98); }
.card:hover { box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08); }

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

/* Focus states */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Selection color */
::selection { background: var(--accent); color: white; }