/* ============================================================
   MEGA ESTRUCTURAS — Admin Panel Stylesheet
   ============================================================ */

:root {
  --orange:        #E8521A;
  --orange-light:  #FF6B30;
  --orange-dim:    rgba(232, 82, 26, 0.18);

  --dark:    #0D0D0D;
  --dark-1:  #111111;
  --dark-2:  #161616;
  --dark-3:  #1E1E1E;
  --dark-4:  #2A2A2A;
  --dark-5:  #363636;

  --white:     #FFFFFF;
  --off-white: #F5F0EB;
  --gray-1:    #8A8480;
  --gray-2:    #B0AAA4;
  --gray-3:    #D4CFC9;

  --font-display: 'Barlow Condensed', sans-serif;
  --font-heading: 'Raleway', sans-serif;
  --font-body:    'DM Sans', sans-serif;

  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --sidebar-w:   260px;
  --topbar-h:    64px;
}

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

html { font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--dark);
  color: var(--off-white);
  line-height: 1.65;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--dark-2); }
::-webkit-scrollbar-thumb { background: var(--orange); border-radius: 3px; }

a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
ul { list-style: none; }

/* ═══════════════════════════════════════════════════════════════
   LOGIN SCREEN
═══════════════════════════════════════════════════════════════ */
#loginScreen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--dark);
  position: relative;
  overflow: hidden;
  padding: 24px;
}

#loginScreen::before {
  content: '';
  position: absolute;
  top: -30%;
  left: -10%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(232,82,26,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.login-card {
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 6px;
  padding: clamp(40px, 6vw, 60px);
  width: 100%;
  max-width: 420px;
  position: relative;
  overflow: hidden;
}

.login-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--orange);
}

.login-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 36px;
}

.login-logo img {
  height: 64px;
  width: auto;
}

.login-heading {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--off-white);
  text-align: center;
  margin-bottom: 6px;
}

.login-sub {
  font-size: 0.88rem;
  color: var(--gray-1);
  text-align: center;
  margin-bottom: 32px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-2);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--dark-3);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 3px;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--off-white);
  transition: border-color 0.25s;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--orange);
  background: var(--dark-4);
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.form-group select { cursor: pointer; }

.form-group select option {
  background: var(--dark-3);
  color: var(--off-white);
}

.login-error {
  background: rgba(220, 50, 50, 0.12);
  border: 1px solid rgba(220, 50, 50, 0.3);
  border-radius: 3px;
  padding: 12px 16px;
  font-size: 0.88rem;
  color: #FF6B6B;
  margin-bottom: 18px;
  display: none;
}

.login-error.show { display: block; }

.btn-login {
  width: 100%;
  background: var(--orange);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 14px;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  margin-top: 8px;
  transition: all 0.3s var(--ease-smooth);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn-login:hover {
  background: var(--orange-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232,82,26,0.35);
}

/* ═══════════════════════════════════════════════════════════════
   ADMIN LAYOUT
═══════════════════════════════════════════════════════════════ */
#adminApp {
  display: none;
  min-height: 100vh;
}

#adminApp.visible { display: flex; }

/* Sidebar */
.admin-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-w);
  background: var(--dark-2);
  border-right: 1px solid rgba(255,255,255,0.05);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform 0.35s var(--ease-smooth);
}

.sidebar-brand {
  padding: 24px 24px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  gap: 14px;
}

.sidebar-brand img {
  height: 40px;
  width: auto;
}

.sidebar-brand-text {
  display: flex;
  flex-direction: column;
}

.sidebar-brand-text span:first-child {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--off-white);
  line-height: 1;
}

.sidebar-brand-text span:last-child {
  font-size: 0.72rem;
  color: var(--orange);
  font-family: var(--font-heading);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sidebar-nav {
  flex: 1;
  padding: 20px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: 3px;
  font-family: var(--font-heading);
  font-size: 0.83rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--gray-2);
  cursor: pointer;
  transition: all 0.25s;
}

.sidebar-item i { width: 18px; text-align: center; font-size: 0.95rem; color: var(--gray-1); flex-shrink: 0; }

.sidebar-item:hover, .sidebar-item.active {
  background: var(--dark-3);
  color: var(--off-white);
}

.sidebar-item.active i, .sidebar-item:hover i { color: var(--orange); }

.sidebar-item.active {
  background: rgba(232,82,26,0.1);
  border-left: 3px solid var(--orange);
}

.sidebar-item a { color: inherit; display: flex; align-items: center; gap: 12px; width: 100%; }

.sidebar-footer {
  padding: 16px 12px;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border-radius: 3px;
  background: var(--dark-3);
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--white);
  flex-shrink: 0;
}

.user-info {
  flex: 1;
  overflow: hidden;
}

.user-name {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--off-white);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: 0.72rem;
  color: var(--orange);
  font-family: var(--font-heading);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.btn-logout {
  background: none;
  border: none;
  color: var(--gray-1);
  cursor: pointer;
  padding: 6px;
  border-radius: 3px;
  transition: color 0.25s;
  font-size: 1rem;
}

.btn-logout:hover { color: #FF6B6B; }

/* Main content area */
.admin-main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Topbar */
.admin-topbar {
  height: var(--topbar-h);
  background: var(--dark-2);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 3vw, 36px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--off-white);
}

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

.btn-add {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--orange);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 9px 20px;
  border-radius: 3px;
  border: none;
  cursor: pointer;
  transition: all 0.3s var(--ease-smooth);
}

.btn-add:hover {
  background: var(--orange-light);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(232,82,26,0.3);
}

/* Admin content */
.admin-content {
  flex: 1;
  padding: clamp(24px, 3vw, 36px);
}

/* ── Stats Cards ─────────────────────────────────────────────── */
.admin-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.admin-stat-card {
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 4px;
  padding: 20px 24px;
  position: relative;
  overflow: hidden;
}

.admin-stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--orange);
}

.admin-stat-icon {
  font-size: 1.4rem;
  color: var(--orange);
  margin-bottom: 10px;
  opacity: 0.8;
}

.admin-stat-number {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--off-white);
  line-height: 1;
  margin-bottom: 4px;
}

.admin-stat-label {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-1);
}

/* ── Projects Table / List ─────────────────────────────────────── */
.section-card {
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 24px;
}

.section-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.section-card-header h2 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--off-white);
}

.project-count {
  background: var(--orange-dim);
  color: var(--orange);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
}

.projects-list { padding: 16px; display: flex; flex-direction: column; gap: 12px; }

.project-list-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--dark-3);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 4px;
  padding: 14px 16px;
  transition: border-color 0.25s;
}

.project-list-item:hover { border-color: rgba(232,82,26,0.2); }

.project-thumb-wrap {
  width: 72px;
  height: 54px;
  border-radius: 3px;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--dark-4);
}

.project-thumb-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.no-thumb {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-1);
  font-size: 1.2rem;
}

.project-list-info { flex: 1; min-width: 0; }

.project-list-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--off-white);
  margin-bottom: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.project-list-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--gray-1);
}

.project-list-meta .tag {
  background: var(--orange-dim);
  color: var(--orange);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 2px;
}

.project-list-actions {
  display: flex;
  gap: 8px;
}

.btn-icon {
  width: 34px;
  height: 34px;
  border-radius: 3px;
  border: 1px solid rgba(255,255,255,0.08);
  background: none;
  color: var(--gray-2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  transition: all 0.25s;
}

.btn-icon:hover { border-color: var(--orange); color: var(--orange); }
.btn-icon.btn-delete:hover { border-color: #FF4444; color: #FF4444; }

.empty-projects {
  padding: 48px 24px;
  text-align: center;
  color: var(--gray-1);
}

.empty-projects i {
  font-size: 2.5rem;
  opacity: 0.3;
  display: block;
  margin-bottom: 16px;
}

.empty-projects p { font-size: 0.92rem; }

/* ═══════════════════════════════════════════════════════════════
   MODAL / DRAWER (Add/Edit Project)
═══════════════════════════════════════════════════════════════ */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  padding: 20px;
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: all;
}

.modal-box {
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 6px;
  width: 100%;
  max-width: 640px;
  max-height: 92vh;
  overflow-y: auto;
  position: relative;
  transform: scale(0.95) translateY(20px);
  transition: transform 0.3s var(--ease-smooth);
}

.modal-backdrop.open .modal-box {
  transform: scale(1) translateY(0);
}

.modal-box-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  position: sticky;
  top: 0;
  background: var(--dark-2);
  z-index: 10;
}

.modal-box-header h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--off-white);
}

.modal-box-close {
  background: none;
  border: none;
  color: var(--gray-1);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 6px;
  border-radius: 3px;
  transition: color 0.25s, transform 0.25s;
}

.modal-box-close:hover { color: var(--off-white); transform: rotate(90deg); }

.modal-box-body { padding: 24px; }

/* Image upload area */
.images-upload-area {
  border: 2px dashed rgba(255,255,255,0.1);
  border-radius: 4px;
  padding: 32px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
}

.images-upload-area:hover {
  border-color: var(--orange);
  background: rgba(232,82,26,0.04);
}

.images-upload-area.drag-over {
  border-color: var(--orange);
  background: rgba(232,82,26,0.08);
}

.upload-icon {
  font-size: 2rem;
  color: var(--gray-1);
  margin-bottom: 12px;
  display: block;
}

.upload-text {
  font-size: 0.92rem;
  color: var(--gray-2);
  margin-bottom: 4px;
}

.upload-hint {
  font-size: 0.78rem;
  color: var(--gray-1);
}

#imageFileInput { display: none; }

.images-preview-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-top: 16px;
}

.preview-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: 3px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
}

.preview-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.preview-item .remove-img {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(0,0,0,0.7);
  color: var(--white);
  font-size: 0.7rem;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.preview-item .remove-img:hover { background: #FF4444; }

.images-limit-notice {
  font-size: 0.78rem;
  color: var(--gray-1);
  margin-top: 8px;
}

.images-limit-notice.reached { color: var(--orange); }

/* Modal footer */
.modal-box-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding: 20px 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.btn-cancel {
  background: none;
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--gray-2);
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 10px 24px;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.25s;
}

.btn-cancel:hover { border-color: var(--gray-2); color: var(--off-white); }

.btn-save {
  background: var(--orange);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 10px 28px;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s var(--ease-smooth);
}

.btn-save:hover {
  background: var(--orange-light);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(232,82,26,0.3);
}

/* ═══════════════════════════════════════════════════════════════
   CREDENTIALS MODAL
═══════════════════════════════════════════════════════════════ */
.credentials-section {
  margin-top: 24px;
  padding: 24px;
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 4px;
}

.credentials-section h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--off-white);
  margin-bottom: 8px;
}

.credentials-section p {
  font-size: 0.85rem;
  color: var(--gray-1);
  margin-bottom: 18px;
}

.btn-gen-creds {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: none;
  border: 1.5px solid var(--dark-5);
  color: var(--gray-2);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 10px 22px;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.3s var(--ease-smooth);
}

.btn-gen-creds:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.creds-display {
  margin-top: 18px;
  display: none;
}

.creds-display.show { display: block; }

.creds-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.creds-label {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-1);
  width: 80px;
  flex-shrink: 0;
}

.creds-value {
  flex: 1;
  background: var(--dark-3);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 3px;
  padding: 10px 14px;
  font-family: monospace;
  font-size: 0.92rem;
  color: var(--off-white);
  letter-spacing: 0.05em;
}

.btn-copy {
  background: none;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 3px;
  color: var(--gray-1);
  padding: 10px 12px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.25s;
}

.btn-copy:hover { border-color: var(--orange); color: var(--orange); }
.btn-copy.copied { border-color: #25D366; color: #25D366; }

.creds-note {
  margin-top: 16px;
  padding: 12px 16px;
  background: rgba(232,82,26,0.08);
  border: 1px solid rgba(232,82,26,0.2);
  border-radius: 3px;
  font-size: 0.82rem;
  color: var(--gray-2);
  line-height: 1.6;
}

/* ── Toast ─────────────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 28px;
  right: 28px;
  background: var(--dark-3);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 4px;
  padding: 14px 20px;
  font-size: 0.9rem;
  color: var(--off-white);
  display: flex;
  align-items: center;
  gap: 10px;
  transform: translateY(80px);
  opacity: 0;
  transition: all 0.35s var(--ease-smooth);
  z-index: 9999;
  max-width: 340px;
}

.toast.show { transform: translateY(0); opacity: 1; }
.toast.toast-success { border-color: rgba(37,211,102,0.3); }
.toast.toast-error { border-color: rgba(255,68,68,0.3); }
.toast.toast-success i { color: #25D366; }
.toast.toast-error i { color: #FF4444; }

/* Responsive */
@media (max-width: 768px) {
  .admin-sidebar {
    transform: translateX(-100%);
  }
  .admin-sidebar.open { transform: translateX(0); }
  .admin-main { margin-left: 0; }
  .images-preview-grid { grid-template-columns: repeat(3, 1fr); }
  .admin-stats { grid-template-columns: repeat(2, 1fr); }
}