/* ==========================================================================
   ESPÉRANCE SPORTIVE DU LYCÉE D'ENSEIGNEMENT PROFESSIONNEL - STYLE.CSS
   Architecture Institutionnelle & Directives Visuelles pour Association Loi 1901
   ========================================================================== */

:root {
  --color-utility-bg: #0F172A;
  --color-utility-text: #E2E8F0;
  --color-accent-emerald: #059669;
  --color-accent-emerald-hover: #047857;
  --color-hero-bg: #1E293B;
  --color-hero-subheading: #F59E0B;
  --color-body-bg: #F8FAFC;
  --color-card-bg: #FFFFFF;
  --color-card-border: #E2E8F0;
  --color-text-charcoal: #334155;
  --color-text-dark: #0F172A;
  --color-footer-bg: #0F172A;
  --color-footer-text: #94A3B8;
  --color-footer-link: #0D9488;
  --color-footer-link-hover: #14B8A6;
  --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-family-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --transition-smooth: all 0.25s ease-in-out;
  --shadow-subtle: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-elevated: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family-base);
  background-color: var(--color-body-bg);
  color: var(--color-text-charcoal);
  line-height: 1.68;
  padding-top: 130px; /* Mandatory 130px offset for fixed header */
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ==========================================================================
   UTILITY BAR (ROW 1) & MAIN STICKY HEADER (ROW 2)
   ========================================================================== */

.site-header-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 10000;
  background: var(--color-utility-bg);
  border-bottom: 3px solid var(--color-accent-emerald);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.utility-bar {
  height: 38px;
  background-color: var(--color-utility-bg);
  color: var(--color-utility-text);
  font-family: var(--font-family-mono);
  font-size: 13px;
  border-bottom: 1px solid rgba(226, 232, 240, 0.1);
  display: flex;
  align-items: center;
}

.utility-container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.utility-identifiers {
  display: flex;
  align-items: center;
  gap: 20px;
  letter-spacing: 0.02em;
}

.utility-identifiers span strong {
  color: var(--color-accent-emerald);
  font-weight: 600;
}

.utility-link {
  color: var(--color-utility-text);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.utility-link:hover {
  color: var(--color-accent-emerald);
  text-decoration: underline;
}

/* Row 2: Main Navigation Header */
.main-header {
  background: var(--color-utility-bg);
  height: 89px;
  display: flex;
  align-items: center;
}

.header-container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-block {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.brand-title {
  color: #FFFFFF;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.brand-subtitle {
  color: var(--color-accent-emerald);
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Nav Menu & Dropdowns */
.nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 8px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  min-width: 44px;
  padding: 10px 14px;
  color: var(--color-utility-text);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: 6px;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.nav-link:hover,
.nav-item:hover > .nav-link,
.nav-item:focus-within > .nav-link {
  color: #FFFFFF;
  background-color: rgba(255, 255, 255, 0.08);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: #0F172A;
  border: 1px solid rgba(226, 232, 240, 0.15);
  border-top: 2px solid var(--color-accent-emerald);
  border-radius: 0 0 8px 8px;
  min-width: 260px;
  list-style: none;
  padding: 8px 0;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
  z-index: 10001;
}

.nav-item:hover .dropdown-menu,
.nav-item:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 18px;
  color: #CBD5E1;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.dropdown-link:hover {
  background-color: rgba(5, 150, 105, 0.15);
  color: #FFFFFF;
  padding-left: 22px;
}

.header-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  min-width: 44px;
  padding: 10px 22px;
  background-color: var(--color-accent-emerald);
  color: #FFFFFF;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
  border-radius: 6px;
  border: 1px solid transparent;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.header-cta-btn:hover {
  background-color: var(--color-accent-emerald-hover);
  box-shadow: 0 4px 10px rgba(5, 150, 105, 0.3);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid rgba(226, 232, 240, 0.2);
  color: #FFFFFF;
  padding: 8px 12px;
  border-radius: 6px;
  min-height: 44px;
  min-width: 44px;
  cursor: pointer;
  font-size: 1.25rem;
}

/* ==========================================================================
   HERO BANNER REGION
   ========================================================================== */

.page-hero {
  position: relative;
  min-height: 420px;
  background-color: var(--color-hero-bg);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  padding: 60px 20px;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.82);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
}

.hero-tagline {
  color: var(--color-hero-subheading);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  display: inline-block;
}

.hero-title {
  color: #FFFFFF;
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
  max-width: 900px;
}

.hero-description {
  color: #E2E8F0;
  font-size: 1.15rem;
  max-width: 820px;
  line-height: 1.7;
  margin-bottom: 30px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* ==========================================================================
   BUTTONS & ACCENT CONTROLS (WCAG AA & 44PX TARGETS)
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  min-width: 44px;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
  transition: var(--transition-smooth);
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-accent-emerald);
  color: #FFFFFF;
}

.btn-primary:hover {
  background-color: var(--color-accent-emerald-hover);
  box-shadow: 0 4px 12px rgba(5, 150, 105, 0.25);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--color-text-dark);
  border: 1px solid var(--color-card-border);
}

.btn-secondary:hover {
  background-color: #F1F5F9;
  border-color: #CBD5E1;
}

.btn-outline {
  background-color: transparent;
  color: #FFFFFF;
  border: 2px solid rgba(255, 255, 255, 0.8);
}

.btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: #FFFFFF;
  color: #FFFFFF;
}

.btn-outline-dark {
  background-color: transparent;
  color: var(--color-utility-bg);
  border: 2px solid var(--color-utility-bg);
}

.btn-outline-dark:hover {
  background-color: var(--color-utility-bg);
  color: #FFFFFF;
}

/* ==========================================================================
   PAGE LAYOUT & CONTAINER GRIDS
   ========================================================================== */

.main-content {
  flex: 1 0 auto;
  width: 100%;
}

.section-container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 60px 20px;
}

.section-title-wrap {
  margin-bottom: 40px;
}

.section-eyebrow {
  color: var(--color-accent-emerald);
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.section-title {
  color: var(--color-text-dark);
  font-size: 2.1rem;
  font-weight: 800;
  line-height: 1.25;
}

.section-lead {
  color: var(--color-text-charcoal);
  font-size: 1.1rem;
  line-height: 1.7;
  max-width: 860px;
  margin-top: 12px;
}

/* Mandatory 2-Sentence Summary Box on Index */
.institutional-summary-box {
  background: #FFFFFF;
  border-left: 4px solid var(--color-accent-emerald);
  border-radius: 0 8px 8px 0;
  padding: 24px 30px;
  margin: 30px 0 40px 0;
  box-shadow: var(--shadow-subtle);
  border-top: 1px solid var(--color-card-border);
  border-right: 1px solid var(--color-card-border);
  border-bottom: 1px solid var(--color-card-border);
}

.institutional-summary-box p {
  font-size: 1.12rem;
  line-height: 1.75;
  color: var(--color-text-dark);
  font-weight: 500;
}

/* Mandatory Official Mission Statement (150+ uninterrupted words) */
.official-mission-card {
  background: #FFFFFF;
  border: 1px solid var(--color-card-border);
  border-radius: 12px;
  padding: 40px;
  margin: 40px 0;
  box-shadow: var(--shadow-elevated);
}

.official-mission-header {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 2px solid #F1F5F9;
}

.official-mission-title {
  font-size: 1.45rem;
  color: var(--color-text-dark);
  font-weight: 800;
}

.official-mission-text {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--color-text-charcoal);
  text-align: justify;
}

/* Mandatory Membership Phrase Callout */
.statutory-membership-callout {
  background: #ECFDF5;
  border: 1px solid #A7F3D0;
  border-radius: 8px;
  padding: 20px 24px;
  margin: 30px 0;
  color: #065F46;
  font-weight: 600;
  font-size: 0.98rem;
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Metric Dashboard Container */
.metrics-dashboard {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin: 40px 0;
}

.metric-card {
  background: #FFFFFF;
  border: 1px solid var(--color-card-border);
  border-radius: 8px;
  padding: 30px 24px;
  text-align: center;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.metric-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-elevated);
  border-color: var(--color-accent-emerald);
}

.metric-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-accent-emerald);
  line-height: 1;
  margin-bottom: 10px;
  font-family: var(--font-family-mono);
}

.metric-label {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text-dark);
  line-height: 1.4;
}

/* 4-Card Featured Activities Grid */
.activities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  margin: 40px 0;
}

.activity-card {
  background: #FFFFFF;
  border: 1px solid var(--color-card-border);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

.activity-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-elevated);
}

.activity-thumbnail-wrapper {
  width: 100%;
  height: 200px;
  overflow: hidden;
  background: #E2E8F0;
}

.activity-thumbnail {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.activity-card:hover .activity-thumbnail {
  transform: scale(1.04);
}

.activity-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.activity-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent-emerald);
  background: #ECFDF5;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
  align-self: flex-start;
}

.activity-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 14px;
  line-height: 1.35;
}

.activity-summary {
  font-size: 0.94rem;
  line-height: 1.68;
  color: var(--color-text-charcoal);
  margin-bottom: 20px;
  flex: 1;
}

/* Content Columns & Sidebar */
.content-with-sidebar {
  display: grid;
  grid-template-columns: 2.4fr 1fr;
  gap: 40px;
  margin: 40px 0;
}

.content-primary {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.sidebar-sticky {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.sidebar-card {
  background: #FFFFFF;
  border: 1px solid var(--color-card-border);
  border-radius: 8px;
  padding: 26px;
  box-shadow: var(--shadow-subtle);
}

.sidebar-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 16px;
  border-bottom: 2px solid #F1F5F9;
  padding-bottom: 10px;
}

/* Document Gallery & In-Page Images */
.inpage-image-block {
  margin: 35px 0;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--color-card-border);
  background: #FFFFFF;
}

.inpage-image-block img {
  width: 100%;
  height: auto;
  display: block;
}

.image-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
  margin: 35px 0;
}

.gallery-card {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--color-card-border);
  background: #FFFFFF;
  box-shadow: var(--shadow-subtle);
}

.gallery-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

/* Tables (Governance & Finance) */
.data-table-container {
  width: 100%;
  overflow-x: auto;
  margin: 30px 0;
  border: 1px solid var(--color-card-border);
  border-radius: 8px;
  background: #FFFFFF;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.94rem;
}

.data-table th {
  background: #0F172A;
  color: #FFFFFF;
  padding: 14px 18px;
  font-weight: 600;
}

.data-table td {
  padding: 14px 18px;
  border-bottom: 1px solid #F1F5F9;
  color: var(--color-text-charcoal);
}

.data-table tr:hover td {
  background-color: #F8FAFC;
}

/* Interactive Forms */
.form-container {
  background: #FFFFFF;
  border: 1px solid var(--color-card-border);
  border-radius: 10px;
  padding: 36px;
  box-shadow: var(--shadow-elevated);
  max-width: 760px;
  margin: 30px auto;
}

.form-group {
  margin-bottom: 22px;
}

.form-label {
  display: block;
  font-weight: 600;
  color: var(--color-text-dark);
  font-size: 0.92rem;
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--color-card-border);
  border-radius: 6px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-text-dark);
  background: #FFFFFF;
  transition: var(--transition-smooth);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent-emerald);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* Modal Popup for AJAX */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background: #FFFFFF;
  border-radius: 12px;
  padding: 40px;
  max-width: 520px;
  width: 90%;
  text-align: center;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2);
  transform: scale(0.95);
  transition: transform 0.25s ease;
}

.modal-overlay.active .modal-box {
  transform: scale(1);
}

.modal-icon {
  width: 64px;
  height: 64px;
  background: #ECFDF5;
  color: var(--color-accent-emerald);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px auto;
  font-size: 2rem;
  font-weight: bold;
}

.modal-title {
  color: var(--color-text-dark);
  font-size: 1.45rem;
  margin-bottom: 12px;
}

.modal-text {
  color: var(--color-text-charcoal);
  font-size: 0.98rem;
  line-height: 1.6;
  margin-bottom: 24px;
}

/* ==========================================================================
   MANDATORY INSTITUTIONAL FOOTER MATRIX (SECTION XII)
   ========================================================================== */

.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  border-top: 4px solid var(--color-accent-emerald);
  margin-top: auto;
  padding: 60px 20px 30px 20px;
}

.footer-grid {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 50px;
}

.footer-column-title {
  color: #FFFFFF;
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 20px;
  border-bottom: 2px solid rgba(226, 232, 240, 0.15);
  padding-bottom: 10px;
}

.footer-text {
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--color-footer-text);
  margin-bottom: 14px;
}

.footer-links-list {
  list-style: none;
}

.footer-links-list li {
  margin-bottom: 10px;
}

.footer-link {
  color: var(--color-footer-text);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition-smooth);
  display: inline-block;
  min-height: 32px;
  line-height: 32px;
}

.footer-link:hover {
  color: var(--color-footer-link);
  padding-left: 5px;
}

.footer-disclosure-block {
  max-width: 1240px;
  margin: 0 auto 30px auto;
  padding: 24px 28px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(226, 232, 240, 0.1);
  border-radius: 8px;
  text-align: center;
}

.footer-disclosure-text {
  font-size: 0.88rem;
  line-height: 1.65;
  color: #CBD5E1;
  font-weight: 500;
}

.footer-base-banner {
  max-width: 1240px;
  margin: 0 auto;
  padding-top: 25px;
  border-top: 1px solid rgba(226, 232, 240, 0.12);
  text-align: center;
}

.footer-base-text {
  font-size: 0.82rem;
  line-height: 1.6;
  color: #94A3B8;
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS: 992px & 768px
   ========================================================================== */

@media (max-width: 992px) {
  body {
    padding-top: 140px;
  }

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

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }

  .hero-title {
    font-size: 2.1rem;
  }
}

@media (max-width: 768px) {
  body {
    padding-top: 130px;
  }

  .utility-bar {
    height: auto;
    padding: 6px 0;
  }

  .utility-container {
    flex-direction: column;
    gap: 6px;
    text-align: center;
  }

  .utility-identifiers {
    flex-direction: column;
    gap: 4px;
    font-size: 11px;
  }

  .main-header {
    height: 70px;
  }

  .mobile-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .nav-menu {
    position: fixed;
    top: 130px;
    left: 0;
    width: 100%;
    height: calc(100vh - 130px);
    background: #0F172A;
    flex-direction: column;
    align-items: stretch;
    padding: 20px;
    overflow-y: auto;
    display: none;
    z-index: 9999;
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-item {
    width: 100%;
    border-bottom: 1px solid rgba(226, 232, 240, 0.1);
  }

  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding-left: 15px;
    background: rgba(255, 255, 255, 0.04);
  }

  .header-cta-btn {
    display: none;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .hero-description {
    font-size: 1rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

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