/* =========================================================
   MONOLITHIC CONCRETE — cmcamara Template
   Design System: Neo-Brutalism / Architectural Industrialism
   ========================================================= */

/* === DESIGN TOKENS === */
:root {
  /* Primary */
  --primary:              #003c53;
  --primary-container:    #045473;
  --on-primary:           #ffffff;
  --on-primary-container: #8cc7eb;
  --inverse-primary:      #93cef2;

  /* Concrete Scale */
  --concrete-100: #e5e5e5;
  --concrete-200: #cccccc;
  --concrete-300: #b3b3b3;
  --concrete-400: #999999;
  --concrete-900: #1a1a1a;

  /* Surface */
  --surface:                   #f8f9fc;
  --surface-container-low:     #f2f4f6;
  --surface-container:         #eceef1;
  --surface-container-high:    #e7e8eb;
  --surface-container-highest: #e1e2e5;
  --site-bg:                   #d1d5db;
  --on-surface:                #191c1e;
  --on-surface-variant:        #40484d;
  --inverse-surface:           #2e3133;
  --inverse-on-surface:        #eff1f3;
  --outline:                   #71787e;
  --outline-variant:           #c0c7ce;

  /* Typography */
  --font-headline: 'Space Grotesk', system-ui, sans-serif;
  --font-body:     'IBM Plex Mono', 'Courier New', monospace;

  /* Slab System */
  --slab-padding-x: 80px;
  --slab-padding-y: 80px;
  --nav-height:     64px;
}

/* === RESET === */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border-radius: 0 !important;
  box-shadow: none !important;
}

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

body.site-body {
  font-family: var(--font-body);
  background-color: var(--site-bg);
  color: var(--on-surface);
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
}

img {
  filter: grayscale(100%) contrast(1.25);
  max-width: 100%;
  display: block;
}

a {
  color: var(--primary-container);
  text-decoration: none;
  font-family: var(--font-body);
  font-weight: 700;
  letter-spacing: 0.04em;
}

a:hover {
  opacity: 0.75;
}

ul,
ol {
  list-style: none;
}

/* === SLAB SYSTEM === */
.slab {
  width: 100%;
}

/* --- Navigation Slab --- */
.slab--nav {
  background-color: var(--primary);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 2px solid var(--primary-container);
}

/* --- Hero Slab --- */
.slab--hero {
  background-color: var(--concrete-900);
  color: var(--on-primary);
  padding: var(--slab-padding-y) var(--slab-padding-x);
  min-height: 36vh;
  display: flex;
  align-items: flex-end;
  border-bottom: 2px solid var(--primary-container);
}

/* --- Featured Slab --- */
.slab--featured {
  background-color: var(--concrete-100);
  border-bottom: 2px solid var(--concrete-900);
}

/* --- Content Slab --- */
.slab--content {
  background-color: var(--surface);
}

/* --- Footer Slab --- */
.slab--footer {
  background-color: var(--concrete-900);
  color: var(--on-primary);
  border-top: 2px solid var(--primary-container);
}

/* --- Error / Offline Slabs --- */
.slab--error,
.slab--offline {
  background-color: var(--concrete-900);
  color: var(--on-primary);
  min-height: calc(100vh - var(--nav-height));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--slab-padding-y) var(--slab-padding-x);
}

/* =========================================================
   NAVIGATION
   ========================================================= */
.nav-grid {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: stretch;
  height: var(--nav-height);
}

.site-logo {
  display: flex;
  align-items: center;
  padding: 0 var(--slab-padding-x);
  background-color: var(--primary-container);
  color: var(--on-primary);
  text-decoration: none;
  border-right: 2px solid rgba(255, 255, 255, 0.2);
  white-space: nowrap;
}

.site-logo:hover {
  opacity: 1;
  background-color: var(--primary);
}

.logo-text {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--on-primary);
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: stretch;
}

.nav-menu ul {
  display: flex;
  align-items: stretch;
  width: 100%;
}

.nav-menu li {
  display: flex;
  align-items: stretch;
}

.nav-menu a,
.nav-menu span.separator {
  display: flex;
  align-items: center;
  padding: 0 24px;
  color: rgba(255, 255, 255, 0.8);
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
  transition: background-color 0.1s ease;
}

.nav-menu a:hover,
.nav-menu .active > a,
.nav-menu .current > a {
  background-color: var(--primary-container);
  color: var(--on-primary);
  opacity: 1;
}

/* Nav Toggle (mobile) */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  width: var(--nav-height);
  height: var(--nav-height);
  background: transparent;
  border: none;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  padding: 16px;
}

.nav-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--on-primary);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =========================================================
   HERO
   ========================================================= */
.hero-inner {
  max-width: 1400px;
}

.hero-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--on-primary-container);
  margin-bottom: 20px;
}

.hero-title {
  font-family: var(--font-headline);
  font-size: clamp(4rem, 9vw, 9rem);
  font-weight: 800;
  line-height: 0.85;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  color: var(--on-primary);
}

/* =========================================================
   CONTENT GRID
   ========================================================= */
.content-grid {
  display: grid;
  grid-template-columns: 1fr;
}

.content-grid--has-sidebar {
  grid-template-columns: 1fr 320px;
}

.content-main {
  padding: var(--slab-padding-y) var(--slab-padding-x);
  min-width: 0;
}

.content-main--full {
  max-width: 1400px;
  margin: 0 auto;
}

.content-sidebar {
  padding: var(--slab-padding-y) 40px;
  background-color: var(--concrete-100);
  border-left: 1px solid var(--outline-variant);
}

/* =========================================================
   BLOG: PAGE HEADER
   ========================================================= */
.page-header,
.blog-header,
h1.contentheading {
  font-family: var(--font-headline);
  font-size: clamp(2.5rem, 5vw, 5rem);
  font-weight: 900;
  text-transform: uppercase;
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--on-surface);
  padding-bottom: 40px;
  border-bottom: 2px solid var(--concrete-900);
  margin-bottom: 0;
}

/* =========================================================
   BLOG: LEADING (FEATURED) ARTICLE
   ========================================================= */
.items-leading {
  border-bottom: 2px solid var(--concrete-900);
}

.items-leading .item {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.items-leading .item-image {
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.items-leading .item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.items-leading .item:hover .item-image img {
  transform: scale(1.03);
}

.items-leading .item-content {
  padding: var(--slab-padding-y) var(--slab-padding-x);
  background-color: var(--concrete-100);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-left: 2px solid var(--concrete-900);
}

/* =========================================================
   BLOG: INTRO ARTICLES (3-COLUMN GRID)
   ========================================================= */
.items-row {
  display: grid;
  border-bottom: 1px solid var(--outline-variant);
}

.items-row.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.items-row.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.items-row.cols-1 {
  grid-template-columns: 1fr;
}

.items-row .item {
  border-right: 1px solid var(--outline-variant);
  display: flex;
  flex-direction: column;
}

.items-row .item:last-child {
  border-right: none;
}

.items-row .item-image {
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.items-row .item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.items-row .item:hover .item-image img {
  transform: scale(1.03);
}

.items-row .item-content {
  padding: 40px;
  flex: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--surface-container-low);
}

/* =========================================================
   BLOG: ARTICLE SHARED COMPONENTS
   ========================================================= */

/* Category tag */
.item-category,
.category-name {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background-color: var(--primary-container);
  color: var(--on-primary);
  padding: 4px 12px;
  margin-bottom: 16px;
}

.item-category a,
.category-name a {
  color: var(--on-primary);
  font-family: var(--font-body);
  font-size: inherit;
  letter-spacing: inherit;
}

.item-category a:hover {
  opacity: 0.85;
}

/* Title */
.item-title,
h2.item-title,
h3.item-title {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: clamp(1.375rem, 2.5vw, 2.25rem);
  line-height: 1.0;
  text-transform: uppercase;
  letter-spacing: -0.025em;
  color: var(--on-surface);
  margin-bottom: 16px;
}

.item-title a {
  color: var(--on-surface);
  font-family: var(--font-headline);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.025em;
}

.item-title a:hover {
  color: var(--primary-container);
  opacity: 1;
}

/* Metadata */
.article-info,
.item-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--outline-variant);
}

.article-info dd,
.article-info dt {
  display: inline;
  margin: 0;
}

.article-info a {
  color: var(--on-surface-variant);
  font-size: inherit;
  letter-spacing: inherit;
}

/* Intro text */
.article-introtext p,
.item-introtext p {
  font-family: var(--font-body);
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--on-surface-variant);
  margin-bottom: 24px;
}

/* Read more */
.readmore,
.item-readmore {
  margin-top: auto;
  padding-top: 24px;
}

.readmore a,
a.btn-readmore,
.item-readmore a {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background-color: var(--primary-container);
  color: var(--on-primary);
  padding: 14px 28px;
  border: 2px solid var(--primary-container);
  transition: background-color 0.1s ease;
}

.readmore a:hover,
a.btn-readmore:hover,
.item-readmore a:hover {
  background-color: var(--primary);
  border-color: var(--primary);
  opacity: 1;
}

/* Action button (generic) */
.btn-action {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background-color: var(--primary-container);
  color: var(--on-primary);
  padding: 16px 32px;
  border: 2px solid var(--primary-container);
  cursor: pointer;
  transition: background-color 0.1s ease;
}

.btn-action:hover {
  background-color: var(--primary);
  border-color: var(--primary);
  opacity: 1;
}

/* =========================================================
   PAGINATION
   ========================================================= */
.pagination,
nav.pagination,
ul.pagination {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
  padding: 48px 0 0;
  border-top: 2px solid var(--concrete-900);
  margin-top: 48px;
}

.pagination li {
  display: flex;
}

.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 80px;
  height: 80px;
  padding: 0 16px;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--concrete-900);
  border-right: none;
  color: var(--on-surface);
  background-color: transparent;
  transition: background-color 0.1s ease;
}

.pagination li:last-child a,
.pagination li:last-child span {
  border-right: 1px solid var(--concrete-900);
}

.pagination a:hover {
  background-color: var(--concrete-200);
  opacity: 1;
}

.pagination .active a,
.pagination .active span,
.pagination li.active > a,
.pagination li.active > span {
  background-color: var(--primary-container);
  color: var(--on-primary);
  border-color: var(--primary-container);
}

.pagination .disabled a,
.pagination .disabled span {
  opacity: 0.35;
  cursor: not-allowed;
}

/* =========================================================
   SIDEBAR
   ========================================================= */
.content-sidebar .moduletable {
  margin-bottom: 0;
  padding-bottom: 32px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--outline-variant);
}

.content-sidebar .moduletable:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.content-sidebar h3,
.content-sidebar .module-title {
  font-family: var(--font-headline);
  font-size: 1.125rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1.0;
  color: var(--on-surface);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--concrete-900);
}

.content-sidebar a {
  color: var(--on-surface-variant);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

.content-sidebar a:hover {
  color: var(--primary-container);
  opacity: 1;
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-col {
  padding: var(--slab-padding-y) var(--slab-padding-x);
  border-right: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-col:last-child {
  border-right: none;
}

.footer-col,
.footer-col * {
  color: rgba(255, 255, 255, 0.65);
  font-family: var(--font-body);
  font-size: 0.8rem;
  line-height: 1.7;
}

.footer-col h3,
.footer-col .module-title {
  font-family: var(--font-headline);
  font-size: 1rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--on-primary);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-col a {
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 0.05em;
}

.footer-col a:hover {
  color: var(--on-primary);
  opacity: 1;
}

.footer-col ul li {
  padding: 4px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-base {
  padding: 20px var(--slab-padding-x);
  background-color: rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-meta {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.35);
}

/* =========================================================
   ERROR PAGE
   ========================================================= */
.error-inner,
.offline-inner {
  max-width: 800px;
  text-align: left;
}

.error-code {
  font-family: var(--font-body);
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 700;
  color: var(--primary-container);
  line-height: 1;
  letter-spacing: -0.05em;
  margin-bottom: 16px;
}

.error-title,
.offline-title {
  font-family: var(--font-headline);
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.03em;
  line-height: 0.9;
  color: var(--on-primary);
  margin-bottom: 24px;
}

.error-msg,
.offline-msg,
.offline-label {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 0.05em;
  line-height: 1.6;
  margin-bottom: 32px;
}

.offline-label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--on-primary-container);
  margin-bottom: 16px;
}

/* Offline login form */
.offline-login {
  margin-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 40px;
}

.offline-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 400px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
}

.form-input {
  background-color: transparent;
  border: none;
  border-bottom: 2px solid rgba(255, 255, 255, 0.4);
  color: var(--on-primary);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 12px 0;
  outline: none;
  transition: border-color 0.1s ease;
}

.form-input:focus {
  border-bottom-color: var(--primary-container);
}

/* =========================================================
   SYSTEM MESSAGES
   ========================================================= */
#system-message-container {
  padding: 0;
}

#system-message-container:empty {
  display: none;
}

.alert {
  padding: 16px var(--slab-padding-x);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border: none;
  border-bottom: 2px solid var(--concrete-900);
  display: flex;
  align-items: center;
  gap: 16px;
}

.alert-message {
  flex: 1;
}

.alert-info    { background-color: var(--surface-container); border-bottom-color: var(--primary-container); }
.alert-success { background-color: #d1fae5; border-bottom-color: #059669; }
.alert-warning { background-color: #fef3c7; border-bottom-color: #d97706; }
.alert-danger,
.alert-error   { background-color: #fee2e2; border-bottom-color: #ba1a1a; }

/* =========================================================
   ACCESSIBILITY
   ========================================================= */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 3px solid var(--primary-container);
  outline-offset: 2px;
}

/* =========================================================
   JOOMLA OVERRIDES
   ========================================================= */

/* Strip Bootstrap from content area */
.content-main .row    { display: block; margin: 0; }
.content-main .col-*  { display: block; padding: 0; float: none; }

/* Joomla blog layout classes */
.blog                 { display: block; }
.blog-featured-items  { display: block; }
.items-leading        { display: block; }
.items-row            { display: grid; }
.item-separator       { display: none; }

/* Article full view */
.com-content-article__body {
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--on-surface);
  max-width: 800px;
}

.com-content-article__body h2,
.com-content-article__body h3,
.com-content-article__body h4 {
  font-family: var(--font-headline);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin: 40px 0 16px;
}

.com-content-article__body p {
  margin-bottom: 20px;
}

.com-content-article__body a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* =========================================================
   RESPONSIVE — 1024px breakpoint
   ========================================================= */
@media (max-width: 1024px) {
  :root {
    --slab-padding-x: 40px;
    --slab-padding-y: 60px;
  }

  .content-grid--has-sidebar {
    grid-template-columns: 1fr;
  }

  .content-sidebar {
    border-left: none;
    border-top: 2px solid var(--concrete-900);
  }

  .items-leading .item {
    grid-template-columns: 1fr;
  }

  .items-leading .item-content {
    border-left: none;
    border-top: 2px solid var(--concrete-900);
  }

  .items-row.cols-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-col:nth-child(2) {
    border-right: none;
  }

  .footer-col:nth-child(3) {
    grid-column: span 2;
    border-right: none;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
  }
}

/* =========================================================
   RESPONSIVE — 768px breakpoint
   ========================================================= */
@media (max-width: 768px) {
  :root {
    --slab-padding-x: 24px;
    --slab-padding-y: 48px;
    --nav-height: 56px;
  }

  /* Mobile nav */
  .nav-grid {
    grid-template-columns: 1fr auto;
    position: relative;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background-color: var(--primary);
    border-top: 2px solid var(--primary-container);
    z-index: 200;
  }

  .nav-menu.is-open {
    display: block;
  }

  .nav-menu ul {
    flex-direction: column;
  }

  .nav-menu li {
    display: block;
  }

  .nav-menu a {
    padding: 16px 24px;
    border-left: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    width: 100%;
  }

  .nav-toggle {
    display: flex;
  }

  /* Hero */
  .hero-title {
    font-size: clamp(3rem, 14vw, 5rem);
  }

  /* Articles */
  .items-row.cols-3,
  .items-row.cols-2 {
    grid-template-columns: 1fr;
  }

  .items-row .item {
    border-right: none;
    border-bottom: 1px solid var(--outline-variant);
  }

  /* Pagination */
  .pagination a,
  .pagination span {
    min-width: 48px;
    height: 56px;
    font-size: 0.65rem;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-col {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    padding: 32px var(--slab-padding-x);
  }

  .footer-col:last-child {
    border-bottom: none;
  }
}