/* ==========================================================================
   RRAS — LGED Road Resilience Assessment System
   Climate-resilience visual theme (custom CSS + inline SVG, no stock photos)
   ========================================================================== */

:root {
  --rras-forest:       #145a40;
  --rras-forest-dark:  #0c3d2b;
  --rras-teal:         #0f7d8a;
  --rras-sky:          #2f8fd1;
  --rras-sky-light:    #eaf6fb;
  --rras-leaf:         #6fbf73;
  --rras-sun:          #f2a93b;
  --rras-sun-light:    #ffe2a8;
  --rras-rain:         #5bb6d6;
  --rras-bg:           #f4f9f7;
  --rras-text:         #1f2d27;
  --rras-text-soft:    #4b5d56;
  --rras-card-radius:  1rem;
  --rras-shadow:       0 .5rem 1.5rem rgba(12, 61, 43, .08);
}

/* ---------------------------------------------------------------------- */
/* Base                                                                    */
/* ---------------------------------------------------------------------- */
body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 0.95rem;
  color: var(--rras-text);
  background-color: var(--rras-bg);
  background-image:
    radial-gradient(circle at 8% 12%, rgba(111, 191, 115, .10) 0, transparent 40%),
    radial-gradient(circle at 92% 8%, rgba(47, 143, 209, .10) 0, transparent 38%),
    radial-gradient(circle at 50% 100%, rgba(15, 125, 138, .07) 0, transparent 45%);
  background-attachment: fixed;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--rras-forest-dark);
  font-weight: 600;
}

a { color: var(--rras-teal); }
a:hover { color: var(--rras-forest); }

/* ---------------------------------------------------------------------- */
/* Cards                                                                   */
/* ---------------------------------------------------------------------- */
.card {
  border-radius: var(--rras-card-radius);
  border: 1px solid rgba(20, 90, 64, .06);
  box-shadow: var(--rras-shadow);
  transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover {
  box-shadow: 0 .8rem 2rem rgba(12, 61, 43, .12);
}
.card-header {
  border-radius: var(--rras-card-radius) var(--rras-card-radius) 0 0 !important;
  font-weight: 600;
  border-bottom: 1px solid rgba(20, 90, 64, .08);
}
.card-header.bg-primary {
  background: linear-gradient(120deg, var(--rras-forest), var(--rras-teal)) !important;
  border: none;
}
.card-header.bg-light {
  background-color: #f3faf6 !important;
  color: var(--rras-forest-dark);
}

/* ---------------------------------------------------------------------- */
/* Buttons                                                                 */
/* ---------------------------------------------------------------------- */
.btn-primary {
  background: linear-gradient(120deg, var(--rras-forest), var(--rras-teal));
  border: none;
  box-shadow: 0 .35rem 1rem rgba(20, 90, 64, .25);
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn-primary:hover, .btn-primary:focus {
  background: linear-gradient(120deg, var(--rras-forest-dark), var(--rras-teal));
  transform: translateY(-1px);
  box-shadow: 0 .5rem 1.25rem rgba(20, 90, 64, .32);
}
.btn-outline-secondary {
  border-color: var(--rras-teal);
  color: var(--rras-teal);
}
.btn-outline-secondary:hover {
  background-color: var(--rras-teal);
  border-color: var(--rras-teal);
  color: #fff;
}

/* ---------------------------------------------------------------------- */
/* Navbar                                                                  */
/* ---------------------------------------------------------------------- */
.navbar-rras {
  background: linear-gradient(110deg, var(--rras-forest-dark) 0%, var(--rras-forest) 45%, var(--rras-teal) 100%);
  box-shadow: 0 .25rem .75rem rgba(12, 61, 43, .25);
  position: relative;
  padding-top: .65rem;
  padding-bottom: .65rem;
}
.navbar-rras::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -10px;
  height: 10px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 20' preserveAspectRatio='none'%3E%3Cpath d='M0 0 C 150 20 350 0 500 12 C 650 22 800 4 1000 14 C 1100 18 1150 8 1200 12 L1200 0 Z' fill='%230f7d8a' opacity='0.35'/%3E%3C/svg%3E");
  background-size: 1200px 10px;
  background-repeat: repeat-x;
  pointer-events: none;
}
.navbar-rras .navbar-brand {
  color: #fff !important;
  letter-spacing: .2px;
  text-shadow: 0 1px 3px rgba(0,0,0,.25);
}
.navbar-rras .navbar-brand strong { font-weight: 700; }
.navbar-rras .navbar-tagline {
  display: block;
  font-size: .72rem;
  font-weight: 400;
  color: rgba(255,255,255,.78);
  letter-spacing: .3px;
  text-shadow: none;
}
.navbar-rras .nav-link {
  color: rgba(255,255,255,.9) !important;
  font-weight: 500;
  border-radius: .5rem;
  padding: .45rem .9rem !important;
  transition: background-color .15s ease, color .15s ease;
}
.navbar-rras .nav-link:hover {
  background-color: rgba(255,255,255,.14);
  color: #fff !important;
}
.navbar-rras .navbar-logo-wrap {
  background: #fff;
  border-radius: .6rem;
  padding: .2rem .4rem;
  display: inline-flex;
  align-items: center;
  box-shadow: 0 .2rem .5rem rgba(0,0,0,.15);
}

/* ---------------------------------------------------------------------- */
/* Hero (dashboard)                                                        */
/* ---------------------------------------------------------------------- */
.hero-climate {
  position: relative;
  overflow: hidden;
  border-radius: 1.25rem;
  background: linear-gradient(135deg, var(--rras-sky-light) 0%, #ffffff 55%, #eef9f1 100%);
  border: 1px solid rgba(20, 90, 64, .08);
  box-shadow: var(--rras-shadow);
}
.hero-climate .hero-copy {
  position: relative;
  z-index: 2;
}
.hero-climate .hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: rgba(111, 191, 115, .16);
  color: var(--rras-forest);
  font-weight: 600;
  font-size: .78rem;
  letter-spacing: .4px;
  text-transform: uppercase;
  padding: .35rem .75rem;
  border-radius: 50rem;
  margin-bottom: .9rem;
}
.hero-climate h1 {
  font-size: 1.85rem;
  font-weight: 700;
  margin-bottom: .6rem;
}
.hero-climate p.lead {
  color: var(--rras-text-soft);
  font-size: 1rem;
}
.hero-illustration {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
}

/* Pillar feature chips (Robustness / Redundancy / Learning) */
.pillar-chip {
  border-radius: var(--rras-card-radius);
  padding: 1rem 1.1rem;
  height: 100%;
  border: 1px solid rgba(20, 90, 64, .08);
  background: #fff;
  box-shadow: var(--rras-shadow);
  transition: transform .18s ease, box-shadow .18s ease;
}
.pillar-chip:hover { transform: translateY(-3px); }
.pillar-chip .pillar-icon {
  width: 2.6rem;
  height: 2.6rem;
  border-radius: .85rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: #fff;
  margin-bottom: .65rem;
}
.pillar-chip.robust .pillar-icon  { background: linear-gradient(135deg, var(--rras-forest), var(--rras-leaf)); }
.pillar-chip.redund .pillar-icon  { background: linear-gradient(135deg, var(--rras-teal), var(--rras-sky)); }
.pillar-chip.learn  .pillar-icon  { background: linear-gradient(135deg, var(--rras-sun), #e08a1e); }
.pillar-chip h6 { color: var(--rras-forest-dark); margin-bottom: .25rem; }
.pillar-chip p { color: var(--rras-text-soft); font-size: .85rem; margin-bottom: 0; }

/* ---------------------------------------------------------------------- */
/* Footer                                                                  */
/* ---------------------------------------------------------------------- */
.footer-rras {
  position: relative;
  margin-top: 2.5rem;
  padding-top: 2.25rem;
  background: linear-gradient(120deg, var(--rras-forest-dark), var(--rras-forest) 70%, var(--rras-teal));
  color: rgba(255,255,255,.85);
}
.footer-rras::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: -18px;
  height: 18px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 20' preserveAspectRatio='none'%3E%3Cpath d='M0 20 C 200 0 350 20 550 8 C 750 -2 900 18 1100 6 C 1150 3 1180 8 1200 10 L1200 20 Z' fill='%230c3d2b'/%3E%3C/svg%3E");
  background-size: 1200px 18px;
  background-repeat: repeat-x;
}
.footer-rras .footer-inner {
  padding-bottom: 1.25rem;
  text-align: center;
}
.footer-rras a { color: #cdeede; }
.footer-rras a:hover { color: #fff; }

/* ---------------------------------------------------------------------- */
/* Misc utility                                                            */
/* ---------------------------------------------------------------------- */
.text-forest { color: var(--rras-forest); }
.bg-forest-soft { background-color: rgba(20, 90, 64, .07); }

@media (max-width: 767.98px) {
  .hero-climate h1 { font-size: 1.4rem; }
}

/* ---------------------------------------------------------------------- */
/* Resilience map legend (Low/Medium/High) — shared by every Leaflet map   */
/* card: Assessed Roads' Map Overview, the Road Evaluation page's Road     */
/* Location map, and the brief report's Road Alignment map, so the colour  */
/* key is always visible next to a map rather than only on some pages.     */
/* ---------------------------------------------------------------------- */
.badge-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  vertical-align: middle;
}
.map-legend {
  font-size: .8rem;
  color: #6c757d;
  white-space: nowrap;
}
.map-legend .badge-dot + span,
.map-legend .badge-dot { margin-right: 2px; }