/*
Theme Name: USC ITS LE Theme
Theme URI: https://itservices.usc.edu/learning-environments/
Author: USC ITS Learning Environments
Author URI: https://itservices.usc.edu/learning-environments/
Description: USC-branded WordPress theme for ITS Learning Environments sites.
Version: 1.0.2
Requires at least: 6.1
Tested up to: 6.8
Requires PHP: 7.4
Text Domain: uscle-theme
Tags: custom-theme, usc, its-learning-environments
*/

/* ---------- ROOT TOKENS ---------- */

:root {
  --usc-cardinal: #990000;
  --usc-gold: #ffcc00;
  --usc-eggshell: #f7f1e6;
  --usc-page-max-width: 1120px;
  --usc-page-padding-x: 2rem;
  --usc-body-bg: #ffffff;
  --usc-body-text: #1f1e18;
  --usc-muted-text: #666666;
  --usc-border: #e1e1e1;
}

/* ---------- GLOBAL ---------- */

html,
body {
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--usc-body-bg);
  font-family: "Source Sans Pro", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1.25rem !important;
  color: var(--usc-body-text);
  line-height: 1.8;
}

.wp-site-blocks {
  background-color: var(--usc-body-bg);
}

/* Links */
a {
  color: var(--usc-cardinal);
  text-decoration: none;
}
a:hover,
a:focus {
  text-decoration: underline;
}

/* ---------- HEADER (match President site: white, thin borders) ---------- */

.usc-le-header {
  background-color: #ffffff;
  color: #333333;
}

/* Top row: logo + title */
.usc-le-header-top {
  max-width: var(--usc-page-max-width);
  margin: 0 auto;
  padding: 0.6rem var(--usc-page-padding-x) 0.6rem 0;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 1rem;
}

/* Logo + text wrapper */
.usc-le-brand {
  display: flex;
  align-items: center;
  gap: 0.1rem;
}

/* USC shield logo */
.usc-le-brand .usc-le-brand-logo img,
.usc-le-brand .usc-le-brand-logo svg {
  display: block !important;
  height: 80px !important;
  width: auto !important;
}

.usc-le-brand-logo a,
.usc-le-brand-line-1 a {
  cursor: pointer !important;
}

/* Brand text container – adds the grey dividing bar similar to “Office of the President” */
.usc-le-brand-text {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.75rem;
  padding-left: 0.9rem;
  border-left: 1px solid #77766f;
}

/* Site title text ("Office of the President" style) */
.usc-le-brand-line-1 {
  margin: 0;
  font-family: "Source Sans Pro", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1.8rem;
  font-weight: 200 !important;
  color: #44433c;
  letter-spacing: 0.01em;
}

/* Allow title to be a link without changing appearance */
.usc-le-brand-line-1 a {
  color: inherit;
  text-decoration: none;
}

/* ---------- NAVIGATION (President-style dropdown) ---------- */

.usc-le-nav {
  border-top: 1px solid #e5e5e5;
  margin-top: 0;
  background-color: #ffffff;
}

/* keep header + nav constrained to same width */
.usc-le-nav > .usc-le-nav-menu,
.usc-le-nav > .wp-block-navigation {
  max-width: var(--usc-page-max-width);
  margin: 0 auto;
}

/* wrapper from Navigation block */
.usc-le-nav-menu {
  padding: 0 var(--usc-page-padding-x) 0 0;
}

/* top-level list */
.usc-le-nav-menu .wp-block-navigation__container {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start !important;
  gap: 2.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

/* top-level item container */
.usc-le-nav-menu .wp-block-navigation__container > .wp-block-navigation-item {
  position: relative;
  border-top: 4px solid transparent;    /* red strip appears on hover/active */
}

/* top-level link */
.usc-le-nav-menu .wp-block-navigation__container
  > .wp-block-navigation-item
  > .wp-block-navigation-item__content {
  font-family: var(--usc-font-sans);
  font-size: 0.98rem;
  font-weight: 400;
  color: #333333;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.5rem;
  transition: background-color 150ms ease, color 150ms ease;
}

/* Current page: bold */
.usc-le-nav-menu .wp-block-navigation__container
  > .wp-block-navigation-item.current-menu-item
  > .wp-block-navigation-item__content,
.usc-le-nav-menu .wp-block-navigation__container
  > .wp-block-navigation-item.current-menu-ancestor
  > .wp-block-navigation-item__content {
  font-weight: 700;
}

/* dropdown arrow icon */
.usc-le-nav-menu .wp-block-navigation__submenu-icon svg {
  width: 0.55rem;
  height: 0.55rem;
  fill: #333333;
}

/* active / open / hover: show cardinal bar at top like the screenshot */
.usc-le-nav-menu .wp-block-navigation__container > .wp-block-navigation-item:hover,
.usc-le-nav-menu .wp-block-navigation__container > .wp-block-navigation-item[aria-expanded="true"] {
  border-top-color: var(--usc-cardinal);
}

/* Keyboard focus: keep an accessible indicator without the top strip */
.usc-le-nav-menu .wp-block-navigation__container
  > .wp-block-navigation-item
  > .wp-block-navigation-item__content:focus-visible {
  outline: 2px solid var(--usc-cardinal);
  outline-offset: 4px;
}

/* don’t underline top-level labels on hover */
.usc-le-nav-menu .wp-block-navigation__container
  > .wp-block-navigation-item
  > .wp-block-navigation-item__content:hover,
.usc-le-nav-menu .wp-block-navigation__container
  > .wp-block-navigation-item
  > .wp-block-navigation-item__content:focus-visible {
  text-decoration: none;
  color: #000000;
  background-color: #f2f2f2;
}

/* ---------- DROPDOWN PANEL ---------- */

.usc-le-nav-menu .wp-block-navigation__submenu-container {
  margin-top: 0;
  padding: 0.5rem 0;
  background-color: #ffffff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  border-top: 3px solid var(--usc-cardinal);
  border-radius: 0;
  min-width: 220px;
}

/* vertical stacked submenu items */
.usc-le-nav-menu .wp-block-navigation__submenu-container .wp-block-navigation-item {
  border-top: none;
  padding: 0;
}

.usc-le-nav-menu .wp-block-navigation__submenu-container .wp-block-navigation-item + .wp-block-navigation-item {
  border-top: 1px solid #f0f0f0;
}

/* submenu links */
.usc-le-nav-menu .wp-block-navigation__submenu-container .wp-block-navigation-item__content {
  font-size: 0.92rem;
  font-weight: 400;
  color: #333333 !important;
  text-decoration: none;
  display: block;
  padding: 0.65rem 1.25rem;
  white-space: nowrap;
}

/* hover */
.usc-le-nav-menu .wp-block-navigation__submenu-container .wp-block-navigation-item__content:hover,
.usc-le-nav-menu .wp-block-navigation__submenu-container .wp-block-navigation-item__content:focus {
  background-color: #f8f8f8;
  color: var(--usc-cardinal) !important;
  text-decoration: none;
}


/* ---------- MAIN CONTENT LAYOUT (interior page look) ---------- */

main,
.site-main,
.content-area,
.wp-block-post-content {
  max-width: var(--usc-page-max-width);
  margin: 2.5rem auto 4rem;
  padding: 0 var(--usc-page-padding-x);
  box-sizing: border-box;
}

/* Prevent Gutenberg constrained groups from re-centering at a smaller width */
.wp-block-post-content > .wp-block-group.is-layout-constrained {
  margin-left: 0;
  margin-right: 0;
  max-width: none;
}

/* Breadcrumbs (generic selectors – will grab most plugins’ output) */
.breadcrumb,
.breadcrumbs,
.rank-math-breadcrumb,
nav[aria-label*="breadcrumb"],
nav[aria-label*="Breadcrumb"] {
  font-size: 0.9rem;
  color: #888888;
  margin-bottom: 2.2rem;
}

.breadcrumb a,
.breadcrumbs a,
.rank-math-breadcrumb a,
nav[aria-label*="breadcrumb"] a {
  color: #888888;
  text-decoration: none;
}

.breadcrumb a:hover,
.breadcrumbs a:hover,
.rank-math-breadcrumb a:hover,
nav[aria-label*="breadcrumb"] a:hover {
  color: #555555;
}

.breadcrumb .current,
.breadcrumbs .current,
.rank-math-breadcrumb span.last {
  color: var(--usc-cardinal);
}

/* Page title – big dark serif with red bar above (like “Presidential Initiatives”) */
.wp-block-post-title,
h1.entry-title,
.wp-block-post-title.has-text-align-center {
  position: relative;
  font-family: "Source Sans Pro", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 2.7rem;
  font-weight: 300;
  color: #26211f;
  text-align: left;
  margin: 0 0 1.25rem;
}

/* Red bar above the H1 */
.wp-block-post-title::before,
h1.entry-title::before {
  content: "";
  display: block;
  width: 64px;
  height: 6px;
  background-color: var(--usc-cardinal);
  margin-bottom: 1.5rem;
}

/* Intro paragraph under H1 */
.wp-block-post-content > p:first-of-type {
  font-size: 1.05rem;
  color: var(--usc-muted-text);
  max-width: 40rem;
}

/* Subheadings like “AI Strategy Committee” */
.wp-block-post-content h2,
.wp-block-post-content h3 {
  font-family: "Source Sans Pro", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--usc-cardinal);
  margin: 2.5rem 0 0.75rem;
}

/* Body text */
.wp-block-post-content p {
  font-size: 1.03rem;
  color: var(--usc-body-text);
  margin: 0 0 1.4rem;
}

/* Figures / images inside content */
.wp-block-post-content figure {
  margin: 1.8rem 0;
}

/* Two-column layout: main content left, sidebar right – like screenshot */
.wp-block-post-content .wp-block-columns {
  margin-top: 2.8rem;
  gap: 3rem;
  align-items: flex-start;
}

.wp-block-post-content .wp-block-columns > .wp-block-column:first-child {
  flex-basis: 65%;
}

.wp-block-post-content .wp-block-columns > .wp-block-column:last-child {
  flex-basis: 35%;
}

/* Right sidebar list styled like “President’s AI Strategy Committee” links */
.wp-block-post-content .wp-block-columns > .wp-block-column:last-child .wp-block-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--usc-border);
  border-bottom: 1px solid var(--usc-border);
}

.wp-block-post-content .wp-block-columns > .wp-block-column:last-child .wp-block-list li {
  margin: 0;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--usc-border);
  font-size: 0.98rem;
}

.wp-block-post-content .wp-block-columns > .wp-block-column:last-child .wp-block-list li:last-child {
  border-bottom: none;
}

.wp-block-post-content .wp-block-columns > .wp-block-column:last-child .wp-block-list li a {
  display: block;
  color: #333333;
  text-decoration: none;
}

.wp-block-post-content .wp-block-columns > .wp-block-column:last-child .wp-block-list li a:hover {
  color: var(--usc-cardinal);
}

/* Optional card-style callouts you already had */
.usc-le-card,
.wp-block-group.usc-le-card {
  background-color: #ffffff;
  border: 1px solid #e0d8c7;
  border-radius: 3px;
  padding: 1.25rem 1.75rem;
  width: 100%;
  box-sizing: border-box;
}

/* ---------- FOOTER (President dark-gray style) ---------- */

.usc-le-footer {
  background-color: rgb(68, 67, 60);
  color: #ffffff;
  padding: 2.5rem var(--usc-page-padding-x) 2.5rem;
  font-family: "Source Sans Pro", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* kill any random block background colors from editor */
.usc-le-footer .has-background {
  background-color: transparent !important;
}

.usc-le-footer-inner {
  max-width: var(--usc-page-max-width);
  margin: 0 auto;
}

/* Office name */
.usc-le-footer-office-name {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
}

/* Contact lines */
.usc-le-footer-contact-line {
  margin: 0;
  font-size: 0.95rem;
  color: #e0e0e0;
  line-height: 1.8;
}

/* Attribution block */
.usc-le-footer-info {
  margin-bottom: 1.5rem;
}

/* links */
.usc-le-footer a {
  color: #ffffff;
  text-decoration: underline;
}

.usc-le-footer a:hover,
.usc-le-footer a:focus {
  text-decoration: none;
}

/* Legal links row */
.usc-le-footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 0 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.usc-le-footer-legal-link {
  margin: 0;
  font-size: 0.85rem;
  color: #c8c8c8;
}

/* footer responsive tweaks */
@media (max-width: 782px) {
  .usc-le-footer {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}


/* ---------- RESPONSIVE ---------- */

@media (max-width: 960px) {
  .usc-le-header-top {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
  }

  .usc-le-brand-text {
    border-left: none;
    padding-left: 0;
  }

  /* ---- Mobile nav (president.usc.edu style) ---- */
  .usc-le-nav {
    border-top: none;
  }

  .usc-le-nav-menu {
    padding: 0;
  }

  /* Stack items full-width, no gaps */
  .usc-le-nav-menu .wp-block-navigation__container {
    flex-direction: column;
    gap: 0;
    width: 100%;
  }

  /* Each top-level item: full-width row, alternating bg, relative for toggle btn */
  .usc-le-nav-menu .wp-block-navigation__container > .wp-block-navigation-item {
    border-top: none;
    border-bottom: 1px solid #e0e0e0;
    padding: 0;
    width: 100%;
    position: relative;
  }

  .usc-le-nav-menu .wp-block-navigation__container > .wp-block-navigation-item:nth-child(odd) {
    background-color: #f0f0f0;
  }

  .usc-le-nav-menu .wp-block-navigation__container > .wp-block-navigation-item:nth-child(even) {
    background-color: #ffffff;
  }

  /* Top-level link: full row, large touch target */
  .usc-le-nav-menu .wp-block-navigation__container
    > .wp-block-navigation-item
    > .wp-block-navigation-item__content {
    display: block;
    padding: 1.1rem 4rem 1.1rem 1.5rem;
    font-size: 1rem;
    font-weight: 400;
    color: #1c1c19;
    width: 100%;
    box-sizing: border-box;
  }

  /* Current page: bold */
  .usc-le-nav-menu .wp-block-navigation__container
    > .wp-block-navigation-item.current-menu-item
    > .wp-block-navigation-item__content {
    font-weight: 400;
  }

  /* Toggle button: bordered square on the right */
  .usc-le-nav-menu .wp-block-navigation__container
    > .wp-block-navigation-item
    > button {
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    width: 56px;
    border: none;
    border-left: 1px solid #c8c8c8;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #1c1c19;
  }

  /* Submenu: hidden by default, inline (no float), shown on toggle */
  .usc-le-nav-menu .wp-block-navigation__submenu-container {
    display: none;
    position: static !important;
    box-shadow: none !important;
    border-top: none;
    border-left: none;
    padding: 0;
    margin: 0;
    background-color: transparent;
    min-width: unset;
    width: 100%;
  }

  .usc-le-nav-menu .wp-block-navigation-item:has(> button[aria-expanded="true"])
    > .wp-block-navigation__submenu-container {
    display: block;
  }

  /* Submenu items: indented, white bg, thin dividers */
  .usc-le-nav-menu .wp-block-navigation__submenu-container .wp-block-navigation-item {
    border-top: none;
    border-bottom: 1px solid #e8e8e8;
    background-color: #ffffff;
    padding: 0;
  }

  .usc-le-nav-menu .wp-block-navigation__submenu-container .wp-block-navigation-item__content {
    padding: 0.9rem 1.5rem 0.9rem 2.5rem !important;
    font-size: 0.95rem;
    color: #333333 !important;
    display: block;
  }

  .usc-le-nav-menu .wp-block-navigation__submenu-container
    .wp-block-navigation-item__content:hover {
    background-color: #f5f5f5;
    color: var(--usc-cardinal) !important;
    text-decoration: none;
  }

  main,
  .site-main,
  .content-area,
  .wp-block-post-content {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }

  .wp-block-post-content .wp-block-columns {
    flex-direction: column;
  }

  .wp-block-post-content .wp-block-columns > .wp-block-column:first-child,
  .wp-block-post-content .wp-block-columns > .wp-block-column:last-child {
    flex-basis: 100%;
  }

  .usc-le-footer {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }

  .usc-le-footer-top,
  .usc-le-footer-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .usc-le-footer-bottom {
    text-align: left;
  }
}

/* ===== HERO IMAGE (like Faculty Distinctions) ===== */

.usc-info-hero {
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

/* full-bleed image */
.usc-info-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* dark overlay on image */
.usc-info-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.55),
    rgba(0, 0, 0, 0.35)
  );
}

/* title over image */
.usc-info-hero-inner {
  position: relative; /* on top of overlay */
  max-width: 1040px;
  margin: 0 auto;
  width: 100%;
  padding: 4rem 1.5rem 3rem;
}

.usc-info-hero-title {
  color: #ffffff;
  font-weight: 700;
  font-size: clamp(2.4rem, 3.4vw, 3.2rem);
}

/* ===== MAIN PAGE WRAPPER ===== */

.usc-info-page {
  padding: 3rem 1.5rem 3.2rem;
}

.usc-info-intro,
.usc-info-section {
  max-width: 1040px;
  margin: 0 auto;
}

/* intro block like "A Community of Scholars" */
.usc-info-intro {
  margin-bottom: 2.5rem;
}

.usc-info-intro-title {
  font-family: "Source Sans Pro", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.usc-info-intro-text {
  max-width: 48rem;
  font-size: 1rem;
  line-height: 1.6;
  color: #333333;
}

/* ===== CONTENT SECTIONS WITH ALTERNATING COLUMNS ===== */

.usc-info-section {
  margin-top: 2.8rem;
  padding-top: 2rem;
  border-top: 1px solid #e5e5e5;
}

.usc-info-section:first-of-type {
  border-top: none;
  padding-top: 0;
}

.usc-info-section-title {
  font-family: "Source Sans Pro", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1.7rem;
  margin-bottom: 1rem;
}

.usc-info-section-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: flex-start;
}

.usc-info-section-content {
  flex: 1 1 60%;
}

.usc-info-section-media {
  flex: 1 1 40%;
}

.usc-info-image img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 8px 16px rgba(0,0,0,0.06);
}

/* alternate layout like second block on provost page */
.usc-info-section-grid--reverse .usc-info-section-content {
  order: 2;
}
.usc-info-section-grid--reverse .usc-info-section-media {
  order: 1;
}

.wp-block-cover.alignfull {
  margin-top: 0 !important;
}

.usc-home-hero-title {
  font-family: "Source Sans Pro", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 5rem;
  font-weight: 300;
  line-height: 1.1;
  color: #ffffff !important;
}

.usc-home-hero-subtitle {
  font-family: "Source Sans Pro", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1.5rem;
  line-height: 1.5;
  margin-top: 0;
  margin-bottom: 1rem;
  color: #ffffff !important;
}

/* buttons */
.usc-info-buttons .wp-block-button__link {
  border-radius: 999px;
  padding: 0.55rem 1.6rem;
  font-size: 0.96rem;
}

/* lists */
.usc-info-section ul {
  margin-top: 0.75rem;
}
.usc-info-section ul li + li {
  margin-top: 0.25rem;
}

/* ===== RESPONSIVE ===== */

@media (max-width: 768px) {
  .usc-info-hero-inner {
    padding: 3rem 1.25rem 2.5rem;
  }

  .usc-info-hero {
    min-height: 240px;
  }

  .usc-info-page {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .usc-info-section-grid {
    flex-direction: column;
  }

  .usc-info-section-content,
  .usc-info-section-media {
    flex-basis: 100%;
  }

  .usc-info-section-grid--reverse .usc-info-section-content,
  .usc-info-section-grid--reverse .usc-info-section-media {
    order: unset;
  }
}