/* ============ VARIABLES ============ */
:root {
  --navy: #1B3A5C;
  --navy-dark: #142C47;
  --navy-light: #2A5580;
  --gold: #C5A55A;
  --gold-light: #D4BC7E;
  --gold-bg: #F5F0E3;
  --white: #FFFFFF;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --red-500: #EF4444;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
  --transition: 0.2s ease;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--gray-800);
  background: var(--gray-50);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

button, input, select {
  font-family: inherit;
  font-size: inherit;
}

.hidden {
  display: none !important;
}

/* ============ HEADER ============ */
.header {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
}

.logo-title {
  font-weight: 600;
  font-size: 16px;
  color: var(--navy);
  letter-spacing: 0.3px;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-menu {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--navy);
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 14px;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gold);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--gold-light);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-outline {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--navy);
}

.btn-outline:hover {
  background: var(--navy);
  color: var(--white);
}

.btn-text {
  background: none;
  border: none;
  color: var(--gray-500);
  padding: 6px 12px;
  font-size: 13px;
  cursor: pointer;
}

.btn-text:hover {
  color: var(--red-500);
}

.btn-full {
  width: 100%;
}

/* ============ MAIN ============ */
.main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

/* ============ SEARCH & FILTERS ============ */
.search-section {
  margin-bottom: 32px;
}

.search-bar {
  position: relative;
  margin-bottom: 12px;
}

.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--gray-400);
  pointer-events: none;
}

.search-bar input {
  width: 100%;
  padding: 14px 44px 14px 48px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 15px;
  background: var(--white);
  color: var(--gray-800);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-bar input:focus {
  outline: none;
  border-color: var(--navy-light);
  box-shadow: 0 0 0 3px rgba(27, 58, 92, 0.1);
}

.search-bar input::placeholder {
  color: var(--gray-400);
}

.search-clear {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--gray-200);
  border: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  font-size: 16px;
  color: var(--gray-600);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.search-clear:hover {
  background: var(--gray-300);
}

.filters {
  display: flex;
  gap: 12px;
}

.multi-select {
  flex: 1;
  position: relative;
}

.multi-select-toggle {
  width: 100%;
  padding: 12px 40px 12px 16px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--gray-700);
  font-size: 14px;
  cursor: pointer;
  transition: border-color var(--transition);
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
}

.multi-select-toggle:hover {
  border-color: var(--navy-light);
}

.multi-select.open .multi-select-toggle {
  border-color: var(--navy-light);
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}

.multi-select-toggle .multi-select-arrow {
  flex-shrink: 0;
  color: var(--gray-500);
  transition: transform 0.2s;
}

.multi-select.open .multi-select-arrow {
  transform: rotate(180deg);
}

.multi-select-label .count-badge {
  display: inline-block;
  background: var(--navy);
  color: white;
  font-size: 11px;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 10px;
  margin-left: 6px;
  vertical-align: middle;
}

.multi-select-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--white);
  border: 1px solid var(--navy-light);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  z-index: 100;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.multi-select-options {
  max-height: 240px;
  overflow-y: auto;
  padding: 6px 0;
}

.multi-select-options label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  cursor: pointer;
  font-size: 14px;
  color: var(--gray-700);
  transition: background 0.15s;
}

.multi-select-options label:hover {
  background: var(--gray-100);
}

.multi-select-options input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--navy);
  flex-shrink: 0;
  cursor: pointer;
}

.multi-select-actions {
  display: flex;
  justify-content: space-between;
  padding: 8px 12px;
  border-top: 1px solid var(--gray-200);
}

.btn-clear-filter {
  background: none;
  border: none;
  color: var(--gray-500);
  font-size: 13px;
  cursor: pointer;
  padding: 6px 12px;
  border-radius: 4px;
}

.btn-clear-filter:hover {
  color: var(--gray-700);
  background: var(--gray-100);
}

.btn-apply-filter {
  background: var(--navy);
  color: white;
  border: none;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  padding: 6px 16px;
  border-radius: 4px;
  transition: background 0.2s;
}

.btn-apply-filter:hover {
  background: var(--navy-light);
}

/* ============ RESULTS COUNT ============ */
.results-count {
  font-size: 14px;
  color: var(--gray-500);
  margin-bottom: 16px;
  font-weight: 500;
}

/* ============ ALUMNI GRID ============ */
.alumni-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

@media (max-width: 1100px) {
  .alumni-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.alumni-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.alumni-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.alumni-card-photo {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
}

.alumni-card-photo-placeholder {
  width: 100%;
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 48px;
  font-weight: 700;
  opacity: 0.7;
}

.alumni-card-body {
  padding: 16px;
}

.alumni-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.alumni-card-linkedin {
  color: var(--gray-400);
  transition: color var(--transition);
  flex-shrink: 0;
  margin-left: 8px;
}

.alumni-card-linkedin:hover {
  color: #0A66C2;
}

.alumni-card-poste {
  font-size: 13px;
  color: var(--gray-500);
  margin-top: 6px;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.alumni-card-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  text-transform: uppercase;
  line-height: 1.2;
}

.alumni-card-firstname {
  font-size: 15px;
  color: var(--navy);
  margin-bottom: 8px;
}

.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
}

.badge-promo {
  background: var(--gold-bg);
  color: var(--gold);
  border: 1px solid var(--gold);
}

.badge-secteur {
  background: var(--gray-100);
  color: var(--navy);
  border: 1px solid var(--gray-300);
  margin-right: 6px;
  margin-bottom: 4px;
}

.alumni-card-divider {
  height: 1px;
  background: var(--gray-200);
  margin: 12px 0;
}

.alumni-card-company {
  font-size: 14px;
  color: var(--gold);
  font-weight: 500;
  line-height: 1.3;
}

/* ============ LOADING ============ */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 40px;
  color: var(--gray-500);
}

.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--gray-200);
  border-top-color: var(--navy);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.no-results {
  text-align: center;
  padding: 60px 20px;
  color: var(--gray-500);
  font-size: 16px;
}

.load-more-wrapper {
  text-align: center;
  padding: 32px 0;
}

/* ============ PROFILE ============ */
.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: none;
  color: var(--navy);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  padding: 8px 0;
  margin-bottom: 24px;
  transition: color var(--transition);
}

.btn-back:hover {
  color: var(--navy-light);
}

.profile-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  max-width: 800px;
  margin: 0 auto;
}

.profile-photo-wrapper {
  width: 100%;
  max-height: 450px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  position: relative;
}

.photo-upload-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: white;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--transition);
}

.profile-photo-wrapper:hover .photo-upload-overlay:not(.hidden) {
  opacity: 1;
}

.profile-photo {
  width: 100%;
  max-height: 450px;
  object-fit: cover;
}

.profile-info {
  padding: 32px;
}

.profile-name {
  font-size: 28px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.profile-edit-btn-wrapper {
  margin-top: 16px;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}

.profile-details {
  margin-top: 24px;
}

.profile-multiline {
  white-space: pre-line;
  line-height: 1.6;
}

.edit-field {
  margin-top: 6px;
  resize: vertical;
}

.edit-hint {
  font-weight: 400;
  color: var(--gray-500);
  font-size: 11px;
}

.edit-secteurs-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 4px;
}

.edit-secteurs-list label {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  color: var(--gray-700);
  line-height: 1.4;
  transition: background 0.15s;
}

.edit-secteurs-list label:hover {
  background: var(--gray-100);
}

.edit-secteurs-list label.disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.edit-secteurs-list input[type="checkbox"] {
  margin-top: 2px;
  width: 16px;
  height: 16px;
  accent-color: var(--navy);
  flex-shrink: 0;
  cursor: pointer;
}

.edit-secteurs-list label.disabled input[type="checkbox"] {
  cursor: not-allowed;
}

.autocomplete-wrapper {
  position: relative;
}

.autocomplete-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  max-height: 200px;
  overflow-y: auto;
  z-index: 50;
}

.autocomplete-item {
  padding: 10px 14px;
  cursor: pointer;
  font-size: 14px;
  border-bottom: 1px solid var(--gray-100);
}

.autocomplete-item:last-child {
  border-bottom: none;
}

.autocomplete-item:hover,
.autocomplete-item.active {
  background: var(--gray-50);
}

.autocomplete-item--create {
  color: var(--navy);
  font-weight: 500;
  font-style: italic;
}

.optout-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-top: 8px;
  font-size: 0.82rem;
  color: var(--gray-600);
  cursor: pointer;
  line-height: 1.4;
}

.optout-checkbox input[type="checkbox"] {
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--navy);
  cursor: pointer;
}

.edit-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--gray-200);
}

.profile-row {
  display: flex;
  flex-direction: column;
  padding: 14px 0;
  border-bottom: 1px solid var(--gray-100);
}

.profile-row:last-child {
  border-bottom: none;
}

.profile-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gray-500);
  margin-bottom: 4px;
}

.profile-value {
  font-size: 16px;
  color: var(--gray-800);
}

.profile-link {
  color: var(--navy-light);
  text-decoration: underline;
  text-decoration-color: transparent;
  transition: text-decoration-color var(--transition);
}

.profile-link:hover {
  text-decoration-color: var(--navy-light);
}

/* ============ MODAL ============ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  max-width: 440px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  animation: modal-in 0.3s ease;
}

@keyframes modal-in {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  font-size: 24px;
  color: var(--gray-400);
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all var(--transition);
}

.modal-close:hover {
  background: var(--gray-100);
  color: var(--gray-700);
}

.modal-icon {
  text-align: center;
  margin-bottom: 16px;
}

.modal-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--navy);
  text-align: center;
  margin-bottom: 8px;
}

.modal-desc {
  text-align: center;
  color: var(--gray-600);
  font-size: 15px;
  margin-bottom: 28px;
  line-height: 1.5;
}

.modal-hint {
  text-align: center;
  color: var(--gray-400);
  font-size: 13px;
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 15px;
  background: var(--gray-50);
  transition: all var(--transition);
}

.form-input:focus {
  outline: none;
  border-color: var(--navy-light);
  box-shadow: 0 0 0 3px rgba(27, 58, 92, 0.1);
  background: var(--white);
}

.form-input::placeholder {
  color: var(--gray-400);
}

.form-hint {
  font-size: 13px;
  color: var(--gray-500);
  margin-top: 8px;
  line-height: 1.4;
}

.form-error {
  color: var(--red-500);
  font-size: 13px;
  margin-top: 6px;
}

.btn-full {
  margin-top: 20px;
}

/* ============ TOAST ============ */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gray-800);
  color: var(--white);
  padding: 12px 24px;
  border-radius: var(--radius);
  font-size: 14px;
  box-shadow: var(--shadow-lg);
  z-index: 2000;
  animation: toast-in 0.3s ease;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

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

/* Tablet */
@media (max-width: 768px) {
  .header-inner {
    padding: 10px 16px;
  }

  .logo-img {
    height: 40px;
  }

  .logo-title {
    font-size: 14px;
  }

  .main {
    padding: 16px 16px 40px;
  }

  .alumni-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .alumni-card-name {
    font-size: 15px;
  }

  .alumni-card-firstname {
    font-size: 13px;
  }

  .alumni-card-body {
    padding: 12px;
  }

  .profile-info {
    padding: 24px;
  }

  .profile-name {
    font-size: 22px;
  }

  .user-email {
    display: none;
  }
}

/* Mobile */
@media (max-width: 480px) {
  .filters {
    flex-direction: column;
  }

  .alumni-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .alumni-card-name {
    font-size: 14px;
  }

  .alumni-card-firstname {
    font-size: 12px;
  }

  .alumni-card-company {
    font-size: 12px;
  }

  .badge {
    font-size: 11px;
    padding: 3px 8px;
  }

  .modal-content {
    padding: 32px 24px;
  }

  .profile-photo-wrapper {
    max-height: 300px;
  }

  .profile-info {
    padding: 20px;
  }

  .profile-name {
    font-size: 20px;
  }

  .profile-value {
    font-size: 14px;
  }
}