/* PAS custom styles — new sections/snippets layer on top of Bootstrap 5. */

:root {
  --pas-primary: #6EC1E4;
  --pas-primary-dark: #4FA9CC;
  --pas-text-dark: #3a3a3a;
  --pas-text-muted: #6b6b6b;
  --link-color: var(--pas-primary-dark);
}

&:has(.navbar-toggler:not(.collapsed)) {
  overflow: hidden;
}

a {
  color: var(--link-color);
}

a:hover {
  color: var(--pas-primary-dark);
}

body {
  font-family: 'Open Sans', sans-serif;
  background-color: #f5f5f5;
  color: var(--pas-text-dark);
  font-size: 14px;

  @media (min-width: 768px) {
    font-size: 16px;
  }
}

h1,
h2,
h3,
h4,
h5,
h6,
.h1,
.h2,
.h3,
.h4,
.h5,
.h6,
.display-1,
.display-2,
.display-3,
.display-4,
.display-5,
.display-6 {
  font-family: 'Saira', sans-serif;
  font-weight: 600;
}

.btn {
  font-family: 'Roboto', sans-serif;
}

.bg-dark {
  background-color: var(--pas-text-dark) !important;
}

/* ---------- Spacing utilities ----------
   Extends Bootstrap's spacer scale (which tops out at 5 = 3rem).
   Use these the same way you'd use the built-in p-* / m-* utilities.
     6 = 4.5rem   7 = 6rem   8 = 8rem   9 = 10rem   10 = 12rem
*/
.p-6 {
  padding: 4.5rem !important;
}

.p-7 {
  padding: 6rem !important;
}

.p-8 {
  padding: 8rem !important;
}

.p-9 {
  padding: 10rem !important;
}

.p-10 {
  padding: 12rem !important;
}

.py-6 {
  padding-top: 4.5rem !important;
  padding-bottom: 4.5rem !important;
}

.py-7 {
  padding-top: 6rem !important;
  padding-bottom: 6rem !important;
}

.py-8 {
  padding-top: 8rem !important;
  padding-bottom: 8rem !important;
}

.py-9 {
  padding-top: 10rem !important;
  padding-bottom: 10rem !important;
}

.py-10 {
  padding-top: 12rem !important;
  padding-bottom: 12rem !important;
}

.mb-6 {
  margin-bottom: 4.5rem !important;
}

.mb-7 {
  margin-bottom: 6rem !important;
}

.mb-8 {
  margin-bottom: 8rem !important;
}

.mt-6 {
  margin-top: 4.5rem !important;
}

.mt-7 {
  margin-top: 6rem !important;
}

.mt-8 {
  margin-top: 8rem !important;
}

/* ---------- Buttons ----------
   Three normalized styles used across the site. Sizes (btn-sm, btn-lg) are
   orthogonal Bootstrap modifiers and may be added on top.
     .btn-primary    — blue bg, white text (default CTA)
     .btn-secondary  — black bg, white text (use on photo/dark backgrounds)
     .btn-outline-primary — transparent w/ blue border + text (tertiary)
*/

.btn {
  border-radius: 0.125rem;
  padding: 0.525rem 2rem;
}

.btn-lg {
  padding: 0.875rem 2.5rem;
}

.btn-primary,
.btn-primary:focus-visible {
  background-color: var(--pas-primary);
  border-color: var(--pas-primary);
  color: #fff;
  font-weight: 700;
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
  background-color: var(--pas-primary-dark);
  border-color: var(--pas-primary-dark);
  color: #fff;
}

.btn-secondary,
.btn-secondary:focus-visible {
  background-color: #000;
  border-color: #000;
  color: #fff;
  font-weight: 700;
}

.btn-secondary:hover,
.btn-secondary:focus,
.btn-secondary:active {
  background-color: #222;
  border-color: #222;
  color: #fff;
}

.btn-outline-primary,
.btn-outline-primary:focus-visible {
  background-color: transparent;
  border-color: var(--pas-primary-dark);
  color: var(--pas-primary-dark);
  font-weight: 700;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus,
.btn-outline-primary:active {
  background-color: var(--pas-primary);
  border-color: var(--pas-primary);
  color: #fff;
}

/* One-off colored button variants. Pair each with .btn. Used by the
   per-source CTAs on publications-infoblurb-3 + the Wildfire Fact Sheet. */
.btn-red,
.btn-red:focus-visible {
  background-color: #F6121C;
  border-color: #F6121C;
  color: #fff;
  font-weight: 700;
}

.btn-red:hover,
.btn-red:focus,
.btn-red:active {
  background-color: #c10e16;
  border-color: #c10e16;
  color: #fff;
}

.btn-purple,
.btn-purple:focus-visible {
  background-color: #B5378A;
  border-color: #B5378A;
  color: #fff;
  font-weight: 700;
}

.btn-purple:hover,
.btn-purple:focus,
.btn-purple:active {
  background-color: #8e2a6c;
  border-color: #8e2a6c;
  color: #fff;
}

.btn-slate,
.btn-slate:focus-visible {
  background-color: #6A7FB5;
  border-color: #6A7FB5;
  color: #fff;
  font-weight: 700;
}

.btn-slate:hover,
.btn-slate:focus,
.btn-slate:active {
  background-color: #4F62A0;
  border-color: #4F62A0;
  color: #fff;
}

/* ---------- Hero ---------- */

.pas-hero {
  position: relative;
  min-height: 540px;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  color: #fff;
}

.pas-hero-overlay {
  position: absolute;
  inset: 0;
  background-color: #1c2951;
  opacity: 0.64;
  z-index: 0;
}

/* iOS / mobile fallback — background-attachment:fixed is unreliable on touch
   devices, so let the image scroll normally there. */
@media (max-width: 991.98px) {
  .pas-hero {
    background-attachment: scroll;
  }
}

.pas-hero-content {
  position: relative;
  z-index: 1;
}

.pas-hero-content h1 {
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.35);
}

.pas-hero-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 0.125rem;
  background: var(--pas-primary);
  color: #fff;
  text-decoration: none;
  transition: background 0.2s ease;
}

.pas-hero-social a:hover {
  background: var(--pas-primary-dark);
  color: #fff;
}

/* ---------- Header / nav ---------- */

.site-header .navbar-brand img {
  height: auto;
  max-width: 100%;
}

.site-header .nav-link {
  color: var(--pas-text-dark);
  font-weight: 500;
}

.site-header .nav-link:hover,
.site-header .nav-link:focus,
.site-header .nav-link.active {
  color: var(--pas-primary-dark);
}

/* ---------- Icon box (used by icons-with-text, home-description-content, etc.) ---------- */

.pas-icon-box-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  color: #000;
  font-size: 2.25rem;
}

.pas-home-mission {
  background-color: #0a1530;
}

.pas-home-mission .pas-icon-box-icon {
  color: #e53329;
}

.pas-data-pillars {
  background-color: #0a1530;
}

.pas-data-pillars .pas-icon-box-icon {
  color: #e53329;
}

.pas-data-pillars .pas-icon-box p {
  font-size: 0.875rem;
}

/* ---------- Counters ---------- */

.pas-counter {
  padding: 3rem 1.5rem;
  background: #fff;
  color: #262626;
  font-family: 'Saira', sans-serif;
  line-height: 1.2;
  height: 100%;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
  border-radius: 4px;
}

@media (min-width: 992px) {
  .pas-counter {
    padding: 4rem 3rem;
  }
}

.pas-counter-number-wrapper {
  font-size: 3rem;
  font-weight: 700;
  white-space: nowrap;
}

.pas-counter-title {
  font-size: 1.25rem;
  font-weight: 400;
  margin-top: 0.5rem;
}

/* ---------- CTA banner (used by home-foot-banner, about-bottom-banner) ---------- */

.pas-cta-banner {
  position: relative;
  background-color: #1c2951;
  background-image: url('../img/bright-clouds-country-440731.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

.pas-cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-color: rgba(28, 41, 81, 0.64);
}

.pas-cta-banner>.container {
  position: relative;
  z-index: 1;
}

@media (max-width: 991.98px) {
  .pas-cta-banner {
    background-attachment: scroll;
  }
}

/* ---------- About ---------- */

.pas-bullet {
  color: #e53329;
  margin-right: 0.25rem;
}

.pas-banner {
  background-color: #e53329;
}

/* About / History section */
.pas-history-stats {
  border-top: 1px solid #e5e5e5;
  border-bottom: 1px solid #e5e5e5;
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}

.pas-history-stat-number {
  font-family: 'Saira', sans-serif;
  font-weight: 700;
  font-size: 2rem;
  line-height: 1;
  color: var(--pas-primary-dark);
}

.pas-history-stat-label {
  font-size: 0.8125rem;
  color: var(--pas-text-muted);
  margin-top: 0.25rem;
}

/* PurpleAir expansion section (publications) */
.pas-publications-purpleair .pas-purpleair-callout {
  background-color: #fafafa;
  border-left: 4px solid #B5378A;
  border-radius: 4px;
}

/* AAC report section (publications) */
.pas-aac-stats {
  border-top: 1px solid #e5e5e5;
  border-bottom: 1px solid #e5e5e5;
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}

.pas-aac-stat-number {
  font-family: 'Saira', sans-serif;
  font-weight: 700;
  font-size: 2.25rem;
  line-height: 1;
  color: var(--pas-primary-dark);
}

.pas-aac-stat-label {
  font-size: 0.8125rem;
  color: var(--pas-text-muted);
  margin-top: 0.25rem;
}

.pas-mandate-card {
  background-color: #fafafa;
}

/* Section heading with a short blue underline beneath. Re-usable; not
   limited to About. Drop the inline <hr> in favor of this on any
   heading you want this treatment. */
.pas-section-heading {
  text-align: center;
}

.pas-section-heading::after {
  content: '';
  display: block;
  width: 120px;
  height: 2px;
  background: var(--pas-primary);
  margin: 0.75rem auto 0;
}

/* ---------- Swiper ---------- */

.swiper {
  align-items: center;
}

.swiper .swiper-wrapper {
  display: flex;
  align-items: center;
}

.swiper-next,
.swiper-prev {
  background: #2c89f4;
  border-radius: 0.8em;
  width: 3em;
  height: 3em;
  opacity: 0.75;
  transition: opacity 0.3s ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: #fff;
  z-index: 10;
  cursor: pointer;
  border: none;
}

.swiper-button-disabled {
  opacity: 0.5;
}

.swiper-prev {
  left: 1rem;
  transform: scaleX(-1) translateY(-50%);
}

.swiper-next {
  right: 1rem;
}

.pas-members-banner .swiper {
  position: relative;
  padding: 0 3rem;
}

.pas-members-banner .swiper-slide-image {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
  object-fit: contain;
}

/* ---------- Publications ---------- */

section {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.pas-content-section {
  background: #f1f1f1;
}

.pas-content-section .container {
  max-width: 1100px;
}

.pas-monthly-table td {
  padding: 1rem;
  font-weight: 600;
  vertical-align: middle;
}

.pas-monthly-table td a {
  display: block;
  color: var(--pas-text-dark);
  text-decoration: none;
}

.pas-monthly-table td:hover a {
  color: var(--pas-primary);
}

.pas-monthly-table td:has(a):hover {
  background-color: rgba(110, 193, 228, 0.18);
}

/* ---------- Contact ---------- */

/* Top band (form + info cards) — atmosphere-blue parallax background. */
.pas-contact-form,
.pas-contact-info {
  position: relative;
  background-image: url('../img/atmosphere-beautiful-blue-531767.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.pas-contact-form::before,
.pas-contact-info::before {
  content: '';
  position: absolute;
  inset: 0;
  background-color: rgba(54, 49, 58, 0.45);
}

.pas-contact-form>.container,
.pas-contact-info>.container {
  position: relative;
  z-index: 1;
}

/* Phone / Address / Email cards: red glyph + smaller body copy. */
.pas-contact-info .pas-icon-box-icon {
  color: #e53329;
}

.pas-contact-info .pas-icon-box p {
  font-size: 0.875rem;
}

/* Leadership eyebrow + accent divider */
.pas-contact-leadership-eyebrow {
  color: var(--pas-primary);
  letter-spacing: 0.15em;
}

.pas-contact-leadership-divider {
  border: 0;
  height: 2px;
  background-color: var(--pas-primary);
  opacity: 1;
}

/* "Air Quality Links" closing band — same blue bg + same overlay. */
.pas-contact-links {
  position: relative;
  background-color: transparent;
  background-image: url('../img/atmosphere-beautiful-blue-531767.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: #fff;
}

.pas-contact-links::before {
  content: '';
  position: absolute;
  inset: 0;
  background-color: rgba(54, 49, 58, 0.55);
}

.pas-contact-links>.container {
  position: relative;
  z-index: 1;
}

.pas-contact-links-card {
  color: var(--pas-text-dark);
}

/* Scroll-to-top — square button with chevron, pinned bottom-right. */
.pas-scroll-top {
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  border-radius: 0.125rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  cursor: pointer;
  z-index: 1030;
}

.pas-contact-links-eyebrow {
  color: var(--pas-primary);
  letter-spacing: 0.15em;
}

.pas-contact-links-card a {
  color: var(--pas-primary-dark);
  text-decoration: none;
  transition: color 0.15s ease, padding-left 0.15s ease;
}

.pas-contact-links-card a:hover,
.pas-contact-links-card a:focus {
  color: var(--pas-primary);
  padding-left: 0.25rem;
}

.pas-contact-links-card ul li {
  padding: 0.5rem 0;
  border-bottom: 1px solid #f0f0f0;
}

.pas-contact-links-card ul li:last-child {
  border-bottom: 0;
}

.pas-contact-links-group + .pas-contact-links-group {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 2px solid #ececec;
}

.pas-contact-links-group-heading {
  color: var(--pas-primary);
  letter-spacing: 0.1em;
}

/* Leadership / board parallax band. */
.pas-contact-leadership,
.pas-contact-board {
  position: relative;
  background-image: url('../img/rawpixel-558597-unsplash.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.pas-contact-leadership::before,
.pas-contact-board::before {
  content: '';
  position: absolute;
  inset: 0;
  background-color: rgba(245, 247, 250, 0.85);
}

.pas-contact-leadership>.container,
.pas-contact-board>.container {
  position: relative;
  z-index: 1;
}

@media (max-width: 991.98px) {

  .pas-contact-form,
  .pas-contact-info,
  .pas-contact-links,
  .pas-contact-leadership,
  .pas-contact-board {
    background-attachment: scroll;
  }
}

.pas-board-card-image {
  width: 96px;
  height: 96px;
  object-fit: cover;
  background: #f1f1f1;
}

.pas-board-card-social {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--pas-primary-dark);
  font-size: 1.25rem;
  text-decoration: none;
}

.pas-board-card-social:hover {
  color: #000;
}

.pas-aqhi-map iframe {
    height: 80vh;
    max-height: 70vh;
    width: 100%;
}