/* ============================================================
   Summit IFP Client Portal — Main Site Styles
   ============================================================ */

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

:root {
  --primary:       #1a56db;
  --primary-dark:  #1e429f;
  --primary-light: #e8f0fe;
  --text:          #1f2937;
  --text-light:    #6b7280;
  --bg:            #f9fafb;
  --bg-white:      #ffffff;
  --border:        #e5e7eb;
  --border-dark:   #d1d5db;
  --radius:        8px;
  --radius-lg:     12px;
  --shadow-sm:     0 1px 3px rgba(0,0,0,.08);
  --shadow-md:     0 4px 12px rgba(0,0,0,.10);
  --shadow-lg:     0 8px 24px rgba(0,0,0,.12);
  --transition:    0.2s ease;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Nav ─────────────────────────────────────────────────── */
.nav {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo span { color: var(--primary); }
.nav-logo:hover { text-decoration: none; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--text-light);
  font-size: 0.9rem;
  padding: 6px 12px;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active {
  background: var(--primary-light);
  color: var(--primary);
}

/* ── Layout ──────────────────────────────────────────────── */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 40px 0; }

.page-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 32px 0;
}

.page-header .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

.page-header h1 { font-size: 1.75rem; font-weight: 700; }
.page-header p  { opacity: 0.85; margin-top: 4px; font-size: 0.95rem; }

.page-header a.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,.8);
  font-size: 0.875rem;
  text-decoration: none;
  margin-bottom: 8px;
  transition: color var(--transition);
}
.page-header a.back-link:hover { color: #fff; text-decoration: none; }

/* ── Cards ───────────────────────────────────────────────── */
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), opacity var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
  text-decoration: none;
}
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover:not(:disabled) { background: var(--primary-dark); border-color: var(--primary-dark); text-decoration: none; color: #fff; }

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover:not(:disabled) { background: var(--primary-light); text-decoration: none; }

.btn-danger {
  background: transparent;
  color: #dc2626;
  border-color: #dc2626;
}
.btn-danger:hover:not(:disabled) { background: #fef2f2; text-decoration: none; }

.btn-sm {
  padding: 6px 14px;
  font-size: 0.8rem;
}

/* ── Utility ─────────────────────────────────────────────── */
.flex   { display: flex; }
.gap-8  { gap: 8px; }
.gap-16 { gap: 16px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.mt-8  { margin-top:  8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-8  { margin-bottom:  8px; }
.mb-16 { margin-bottom: 16px; }
.text-sm    { font-size: 0.875rem; }
.text-light { color: var(--text-light); }
.font-bold  { font-weight: 700; }
.w-full { width: 100%; }