/* app/static/css/main.css */

:root {
  --bg: #f5f7fb;
  --card: #ffffff;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --accent: #10b981;
  --text-main: #111827;
  --text-muted: #6b7280;
  --border: #e5e7eb;
  --shadow-soft: 0 8px 24px rgba(15, 23, 42, 0.08);
  --radius-lg: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text-main);
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 2rem;
  background: rgba(248, 250, 252, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.logo {
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.95rem;
  color: var(--primary-dark);
}

.nav-links {
  display: flex;
  gap: 1rem;
  align-items: center;
  font-size: 0.95rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-main);
}

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

/* Layout */

.page {
  max-width: 1100px;
  margin: 1.5rem auto 3rem;
  padding: 0 1.5rem;
}

/* Hero */

.hero {
  background: radial-gradient(circle at top left, #e0f2fe 0, #eff6ff 45%, #f5f7fb 100%);
  border-radius: var(--radius-lg);
  padding: 2rem 2.25rem;
  box-shadow: var(--shadow-soft);
  margin-bottom: 1.75rem;
}

.hero-text h1 {
  margin: 0 0 0.75rem;
  font-size: 1.9rem;
}

.hero-subtitle {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  max-width: 650px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.hero-note {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Buttons */

.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff !important;
  border-color: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

.btn-secondary {
  background: #eef2ff;
  color: var(--primary-dark);
  border-color: #e0e7ff;
}

.btn-secondary:hover {
  background: #e0e7ff;
}

/* Pillars section */

.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.pillar {
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 1.2rem 1.3rem;
  box-shadow: 0 3px 10px rgba(15, 23, 42, 0.04);
}

.pillar h2 {
  margin-top: 0;
  margin-bottom: 0.4rem;
  font-size: 1.05rem;
}

.pillar p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* How it works */

.how-it-works h2 {
  margin-bottom: 0.4rem;
}

.how-it-works ol {
  padding-left: 1.2rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.how-it-works li {
  margin-bottom: 0.3rem;
}

.coming-soon {
  margin-top: 0.7rem;
  font-size: 0.9rem;
  color: var(--accent);
}

/* Footer */

.site-footer {
  max-width: 1100px;
  margin: 0 auto 1.5rem;
  padding: 0.75rem 1.5rem 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: left;
  border-top: 1px solid #e5e7eb;
}

/* Auth / forms */

.auth-section {
  margin-top: 1.5rem;
}

.auth-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow-soft);
  max-width: 900px;
}

.auth-intro {
  margin-top: 0.25rem;
  margin-bottom: 1rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.auth-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}

.auth-field {
  display: flex;
  flex-direction: column;
  font-size: 0.9rem;
  flex: 1 1 0;
  min-width: 150px;
}

.auth-field span {
  margin-bottom: 0.25rem;
}

.auth-field input,
.auth-field textarea {
  padding: 0.45rem 0.6rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  font: inherit;
}

.auth-field input:focus,
.auth-field textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.1);
}

/* Make Notes span the full row */
.auth-form .auth-field-notes {
  flex-basis: 100%;
}

.helper-text {
  font-size: 0.9rem;
  color: var(--text-muted);
}


/* Responsiveness */

@media (max-width: 700px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
  }

  .hero {
    padding: 1.4rem 1.5rem;
  }

  .hero-text h1 {
    font-size: 1.5rem;
  }
}