/* ================================================================
   VALERIA FOLIO — admin.css
   Panel de Administración
   ================================================================ */

:root {
  --admin-bg:         #080810;
  --admin-sidebar:    #0e0e1c;
  --admin-card:       #13131f;
  --admin-card2:      #1c1c2e;
  --admin-border:     rgba(199, 125, 255, 0.14);
  --admin-primary:    #c77dff;
  --admin-accent:     #ff6b9d;
  --admin-text:       #e8e0f7;
  --admin-muted:      #7b6fa0;
  --admin-success:    #4ade80;
  --admin-error:      #f87171;
  --admin-warning:    #fb923c;
  --admin-gradient:   linear-gradient(135deg, #c77dff, #ff6b9d);
  --admin-radius:     14px;
  --admin-transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  --sidebar-width:    260px;
  --font-admin:       'Inter', system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; }
body {
  font-family: var(--font-admin);
  background: var(--admin-bg);
  color: var(--admin-text);
  min-height: 100vh; overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--admin-bg); }
::-webkit-scrollbar-thumb { background: rgba(199,125,255,0.4); border-radius: 3px; }

/* ── Login Page ──────────────────────────────────────────────────── */
.login-body {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; position: relative; overflow: hidden;
}
.login-bg {
  position: fixed; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse at 20% 60%, rgba(199,125,255,0.1) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 30%, rgba(255,107,157,0.08) 0%, transparent 50%),
    var(--admin-bg);
}
.login-card {
  position: relative; z-index: 1;
  width: 420px; max-width: 95vw;
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: 24px; padding: 52px 44px;
  box-shadow: 0 30px 100px rgba(0,0,0,0.5);
}
.login-logo {
  text-align: center; margin-bottom: 36px;
}
.login-logo-text {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 2.2rem; font-weight: 700;
  background: var(--admin-gradient);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.login-logo-sub {
  color: var(--admin-muted); font-size: 0.8rem;
  letter-spacing: 2px; text-transform: uppercase; margin-top: 4px;
}
.login-title {
  font-size: 1.3rem; font-weight: 600; margin-bottom: 8px;
  text-align: center;
}
.login-sub {
  color: var(--admin-muted); text-align: center;
  font-size: 0.88rem; margin-bottom: 32px;
}
.login-error {
  background: rgba(248,113,113,0.1); border: 1px solid rgba(248,113,113,0.3);
  color: var(--admin-error); padding: 12px 16px;
  border-radius: 10px; font-size: 0.88rem; margin-bottom: 20px;
}
.login-field { margin-bottom: 20px; }
.login-field label {
  display: block; font-size: 0.82rem; font-weight: 600;
  color: var(--admin-muted); letter-spacing: 0.5px; margin-bottom: 8px;
}
.login-field input {
  width: 100%; padding: 14px 18px;
  background: var(--admin-card2); border: 1.5px solid var(--admin-border);
  border-radius: 12px; color: var(--admin-text);
  font-size: 0.95rem; font-family: var(--font-admin);
  transition: border-color var(--admin-transition);
  outline: none;
}
.login-field input:focus { border-color: var(--admin-primary); }
.login-btn {
  width: 100%; padding: 15px;
  background: var(--admin-gradient); color: #fff;
  border: none; border-radius: 12px;
  font-size: 0.95rem; font-weight: 600; cursor: pointer;
  transition: all var(--admin-transition);
  box-shadow: 0 6px 24px rgba(199,125,255,0.35);
}
.login-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 36px rgba(199,125,255,0.5); }
.login-hint { text-align: center; color: var(--admin-muted); font-size: 0.78rem; margin-top: 20px; }

/* ── Admin Layout ────────────────────────────────────────────────── */
.admin-layout { display: flex; min-height: 100vh; }

/* ── Sidebar ─────────────────────────────────────────────────────── */
.admin-sidebar {
  width: var(--sidebar-width); flex-shrink: 0;
  background: var(--admin-sidebar);
  border-right: 1px solid var(--admin-border);
  display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0; bottom: 0;
  z-index: 100; overflow-y: auto;
}
.sidebar-header {
  padding: 28px 24px 24px;
  border-bottom: 1px solid var(--admin-border);
}
.sidebar-logo {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.4rem; font-weight: 700;
  background: var(--admin-gradient);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.sidebar-subtitle {
  color: var(--admin-muted); font-size: 0.72rem;
  letter-spacing: 2px; text-transform: uppercase; margin-top: 4px;
}
.sidebar-nav { flex: 1; padding: 20px 12px; }
.sidebar-section-label {
  color: var(--admin-muted); font-size: 0.68rem;
  letter-spacing: 3px; text-transform: uppercase;
  padding: 0 12px; margin-bottom: 8px; margin-top: 20px;
}
.sidebar-section-label:first-child { margin-top: 0; }
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 14px; border-radius: 10px;
  color: var(--admin-muted); font-size: 0.9rem; font-weight: 500;
  transition: all var(--admin-transition); margin-bottom: 2px;
  cursor: pointer;
}
.nav-item:hover { background: rgba(199,125,255,0.08); color: var(--admin-text); }
.nav-item.active {
  background: rgba(199,125,255,0.12); color: var(--admin-primary);
}
.nav-item.active .nav-icon { color: var(--admin-primary); }
.nav-icon { font-size: 1.05rem; flex-shrink: 0; width: 20px; text-align: center; }
.sidebar-footer {
  padding: 16px 12px;
  border-top: 1px solid var(--admin-border);
}
.sidebar-footer .nav-item { color: var(--admin-muted); }
.sidebar-footer .nav-item:hover { color: var(--admin-error); background: rgba(248,113,113,0.07); }

/* ── Main Content ────────────────────────────────────────────────── */
.admin-main {
  flex: 1; margin-left: var(--sidebar-width);
  min-width: 0; display: flex; flex-direction: column;
}
.admin-header {
  background: rgba(13,13,25,0.8); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--admin-border);
  padding: 18px 32px;
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 50;
}
.admin-page-title { font-size: 1.15rem; font-weight: 600; }
.admin-page-breadcrumb { color: var(--admin-muted); font-size: 0.82rem; margin-top: 2px; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.admin-content { padding: 32px; flex: 1; }

/* ── Cards ───────────────────────────────────────────────────────── */
.admin-card {
  background: var(--admin-card); border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius); overflow: hidden;
  margin-bottom: 24px;
}
.card-header {
  padding: 20px 24px 18px;
  border-bottom: 1px solid var(--admin-border);
  display: flex; align-items: center; justify-content: space-between;
}
.card-title { font-size: 1rem; font-weight: 600; }
.card-subtitle { color: var(--admin-muted); font-size: 0.82rem; margin-top: 2px; }
.card-body { padding: 24px; }

/* ── Stat Cards ──────────────────────────────────────────────────── */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; margin-bottom: 28px; }
.stat-card {
  background: var(--admin-card); border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius); padding: 22px 24px;
  display: flex; flex-direction: column; gap: 8px;
  transition: all var(--admin-transition);
}
.stat-card:hover { border-color: rgba(199,125,255,0.3); transform: translateY(-3px); }
.stat-icon { font-size: 1.8rem; }
.stat-label { color: var(--admin-muted); font-size: 0.78rem; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; }
.stat-value { font-size: 2rem; font-weight: 700; background: var(--admin-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-sub { color: var(--admin-muted); font-size: 0.78rem; }

/* ── Forms ───────────────────────────────────────────────────────── */
.form-group { margin-bottom: 22px; }
.form-label {
  display: block; font-size: 0.82rem; font-weight: 600;
  color: var(--admin-muted); letter-spacing: 0.3px; margin-bottom: 8px;
}
.form-label span { color: var(--admin-error); }
.form-input, .form-select, .form-textarea {
  width: 100%; padding: 12px 16px;
  background: var(--admin-card2); border: 1.5px solid var(--admin-border);
  border-radius: 10px; color: var(--admin-text);
  font-size: 0.92rem; font-family: var(--font-admin);
  transition: border-color var(--admin-transition);
  outline: none; appearance: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--admin-primary);
}
.form-textarea { min-height: 120px; resize: vertical; line-height: 1.6; }
.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%239b8ec4' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
  padding-right: 38px; cursor: pointer;
}
.form-hint { color: var(--admin-muted); font-size: 0.78rem; margin-top: 6px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

/* ── Color Input ─────────────────────────────────────────────────── */
.color-input-wrapper {
  display: flex; align-items: center; gap: 12px;
  background: var(--admin-card2); border: 1.5px solid var(--admin-border);
  border-radius: 10px; padding: 8px 14px;
  transition: border-color var(--admin-transition);
}
.color-input-wrapper:focus-within { border-color: var(--admin-primary); }
.color-swatch {
  width: 32px; height: 32px; border-radius: 8px;
  border: 2px solid rgba(255,255,255,0.15); cursor: pointer;
  flex-shrink: 0; overflow: hidden;
}
.color-swatch input[type="color"] {
  width: 200%; height: 200%;
  margin: -50% 0 0 -50%;
  border: none; padding: 0; cursor: pointer; opacity: 0;
  position: relative; z-index: 1;
}
.color-hex-input {
  flex: 1; background: none; border: none;
  color: var(--admin-text); font-size: 0.9rem;
  font-family: 'Courier New', monospace; outline: none;
}

/* ── Toggle Switch ───────────────────────────────────────────────── */
.toggle-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 0; border-bottom: 1px solid var(--admin-border);
}
.toggle-row:last-child { border-bottom: none; }
.toggle-info { flex: 1; }
.toggle-label { font-weight: 500; font-size: 0.95rem; margin-bottom: 3px; }
.toggle-desc { color: var(--admin-muted); font-size: 0.8rem; line-height: 1.5; }
.toggle-switch {
  position: relative; width: 50px; height: 26px; flex-shrink: 0;
  margin-left: 20px;
}
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-track {
  position: absolute; inset: 0; background: var(--admin-card2);
  border: 1.5px solid var(--admin-border);
  border-radius: 13px; cursor: pointer;
  transition: all 0.3s;
}
.toggle-track::after {
  content: ''; position: absolute; top: 2px; left: 2px;
  width: 18px; height: 18px; background: var(--admin-muted);
  border-radius: 50%; transition: all 0.3s;
}
.toggle-switch input:checked + .toggle-track {
  background: var(--admin-gradient); border-color: transparent;
}
.toggle-switch input:checked + .toggle-track::after {
  transform: translateX(24px); background: #fff;
}

/* ── Buttons ─────────────────────────────────────────────────────── */
.btn-admin {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 24px; border-radius: 10px;
  font-size: 0.88rem; font-weight: 600; font-family: var(--font-admin);
  cursor: pointer; border: none; transition: all var(--admin-transition);
  white-space: nowrap;
}
.btn-admin-primary {
  background: var(--admin-gradient); color: #fff;
  box-shadow: 0 4px 18px rgba(199,125,255,0.3);
}
.btn-admin-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(199,125,255,0.45); }
.btn-admin-outline {
  background: transparent; color: var(--admin-text);
  border: 1.5px solid var(--admin-border);
}
.btn-admin-outline:hover { border-color: var(--admin-primary); color: var(--admin-primary); }
.btn-admin-danger {
  background: rgba(248,113,113,0.1); color: var(--admin-error);
  border: 1.5px solid rgba(248,113,113,0.25);
}
.btn-admin-danger:hover { background: rgba(248,113,113,0.2); }
.btn-admin-sm { padding: 7px 16px; font-size: 0.8rem; border-radius: 8px; }
.btn-admin-icon {
  width: 36px; height: 36px; padding: 0;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 8px; font-size: 1rem;
  background: var(--admin-card2); border: 1.5px solid var(--admin-border);
  color: var(--admin-muted); cursor: pointer; transition: all var(--admin-transition);
}
.btn-admin-icon:hover { color: var(--admin-text); border-color: var(--admin-primary); }
.btn-admin-icon.danger:hover { color: var(--admin-error); border-color: var(--admin-error); background: rgba(248,113,113,0.1); }

/* ── Upload Zone ─────────────────────────────────────────────────── */
.upload-zone {
  border: 2px dashed var(--admin-border);
  border-radius: var(--admin-radius); padding: 48px 24px;
  text-align: center; cursor: pointer;
  transition: all var(--admin-transition);
  background: var(--admin-card2);
}
.upload-zone:hover, .upload-zone.dragover {
  border-color: var(--admin-primary);
  background: rgba(199,125,255,0.05);
}
.upload-icon { font-size: 3rem; margin-bottom: 14px; opacity: 0.4; }
.upload-title { font-weight: 600; margin-bottom: 6px; }
.upload-sub { color: var(--admin-muted); font-size: 0.83rem; }
.upload-input { display: none; }

/* ── Portfolio Grid (admin) ──────────────────────────────────────── */
.portfolio-admin-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}
.portfolio-admin-card {
  background: var(--admin-card2); border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius); overflow: hidden;
  transition: all var(--admin-transition);
}
.portfolio-admin-card:hover { border-color: rgba(199,125,255,0.3); }
.portfolio-admin-thumb {
  aspect-ratio: 4/3; overflow: hidden; background: var(--admin-card);
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.portfolio-admin-thumb img { width: 100%; height: 100%; object-fit: cover; }
.portfolio-admin-thumb .no-img { font-size: 2.5rem; opacity: 0.25; }
.portfolio-admin-info { padding: 14px 16px; }
.portfolio-admin-cat {
  font-size: 0.68rem; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; color: var(--admin-primary); margin-bottom: 4px;
}
.portfolio-admin-title { font-weight: 600; font-size: 0.92rem; margin-bottom: 12px; }
.portfolio-admin-actions { display: flex; gap: 8px; }

/* ── Modal ───────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(5,5,12,0.85); backdrop-filter: blur(8px);
  z-index: 9000; display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity 0.3s;
  padding: 20px;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--admin-card); border: 1px solid var(--admin-border);
  border-radius: 20px; width: 100%; max-width: 560px;
  max-height: 90vh; overflow-y: auto;
  transform: scale(0.95); transition: transform 0.3s;
}
.modal-overlay.open .modal { transform: scale(1); }
.modal-header {
  padding: 22px 26px 18px;
  border-bottom: 1px solid var(--admin-border);
  display: flex; align-items: center; justify-content: space-between;
}
.modal-title { font-weight: 600; font-size: 1.05rem; }
.modal-close {
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--admin-card2); border: none;
  color: var(--admin-muted); cursor: pointer; font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--admin-transition);
}
.modal-close:hover { color: var(--admin-text); background: var(--admin-border); }
.modal-body { padding: 24px 26px; }
.modal-footer {
  padding: 18px 26px;
  border-top: 1px solid var(--admin-border);
  display: flex; justify-content: flex-end; gap: 10px;
}

/* ── Image Preview ───────────────────────────────────────────────── */
.img-preview-wrap {
  position: relative; margin-bottom: 16px;
  border-radius: 12px; overflow: hidden;
  background: var(--admin-card2); border: 1.5px dashed var(--admin-border);
}
.img-preview { width: 100%; max-height: 260px; object-fit: contain; display: none; }
.img-preview.show { display: block; }
.img-preview-placeholder {
  padding: 40px; text-align: center;
  color: var(--admin-muted); font-size: 0.9rem;
}
.img-preview-placeholder .icon { font-size: 2.5rem; margin-bottom: 8px; opacity: 0.3; }
.img-remove {
  position: absolute; top: 8px; right: 8px;
  background: rgba(248,113,113,0.9); color: #fff;
  border: none; border-radius: 8px; width: 30px; height: 30px;
  cursor: pointer; display: none; align-items: center; justify-content: center;
  font-size: 0.85rem; transition: all 0.2s;
}
.img-remove.show { display: flex; }
.img-remove:hover { background: var(--admin-error); }

/* ── Toast Notifications ─────────────────────────────────────────── */
.toast-container {
  position: fixed; top: 20px; right: 20px; z-index: 9999;
  display: flex; flex-direction: column; gap: 10px;
  pointer-events: none;
}
.toast {
  display: flex; align-items: center; gap: 12px;
  background: var(--admin-card); border: 1px solid var(--admin-border);
  border-radius: 12px; padding: 14px 18px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.4);
  pointer-events: all; min-width: 280px; max-width: 400px;
  transform: translateX(120%); transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
  font-size: 0.88rem;
}
.toast.show { transform: translateX(0); }
.toast-icon { font-size: 1.2rem; flex-shrink: 0; }
.toast-msg { flex: 1; }
.toast.success { border-color: rgba(74,222,128,0.3); }
.toast.error   { border-color: rgba(248,113,113,0.3); }
.toast.info    { border-color: rgba(199,125,255,0.3); }

/* ── Font Selector ───────────────────────────────────────────────── */
.font-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
}
.font-option {
  padding: 14px 18px; border: 1.5px solid var(--admin-border);
  border-radius: 10px; cursor: pointer; transition: all var(--admin-transition);
  text-align: center;
}
.font-option:hover { border-color: var(--admin-primary); background: rgba(199,125,255,0.05); }
.font-option.selected { border-color: var(--admin-primary); background: rgba(199,125,255,0.1); }
.font-option input[type="radio"] { display: none; }
.font-name { font-size: 0.8rem; color: var(--admin-muted); margin-top: 4px; }

/* ── Live Preview Bar ────────────────────────────────────────────── */
.preview-bar {
  background: rgba(199,125,255,0.06); border: 1px solid rgba(199,125,255,0.15);
  border-radius: 12px; padding: 16px 20px; margin-bottom: 24px;
  display: flex; align-items: center; gap: 12px;
}
.preview-bar-icon { font-size: 1.3rem; }
.preview-bar-text { flex: 1; font-size: 0.88rem; color: var(--admin-muted); }
.preview-bar-text strong { color: var(--admin-text); }

/* ── Quick Links (Dashboard) ─────────────────────────────────────── */
.quick-links { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; }
.quick-link {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 12px; padding: 28px 20px;
  background: var(--admin-card2); border: 1.5px solid var(--admin-border);
  border-radius: var(--admin-radius); text-align: center;
  transition: all var(--admin-transition); cursor: pointer;
}
.quick-link:hover {
  border-color: var(--admin-primary); background: rgba(199,125,255,0.07);
  transform: translateY(-4px);
}
.quick-link-icon { font-size: 2rem; }
.quick-link-label { font-weight: 600; font-size: 0.9rem; }
.quick-link-sub { color: var(--admin-muted); font-size: 0.78rem; }

/* ── Drag Handle ─────────────────────────────────────────────────── */
.drag-handle { cursor: grab; color: var(--admin-muted); padding: 4px; font-size: 1.1rem; }
.drag-handle:active { cursor: grabbing; }

/* ── Responsive Admin ────────────────────────────────────────────── */
@media (max-width: 768px) {
  .admin-sidebar { transform: translateX(-100%); transition: transform 0.3s; }
  .admin-sidebar.open { transform: translateX(0); }
  .admin-main { margin-left: 0; }
  .admin-content { padding: 20px 16px; }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .mobile-menu-btn { display: flex; }
}
.mobile-menu-btn {
  display: none; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 8px;
  background: var(--admin-card2); border: 1.5px solid var(--admin-border);
  color: var(--admin-text); cursor: pointer; font-size: 1.1rem;
}
.sidebar-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.6); z-index: 99;
}
.sidebar-overlay.show { display: block; }

/* ── Misc Utilities ──────────────────────────────────────────────── */
.text-muted { color: var(--admin-muted); }
.text-primary { color: var(--admin-primary); }
.text-success { color: var(--admin-success); }
.text-error { color: var(--admin-error); }
.gradient-text { background: var(--admin-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.badge {
  display: inline-block; padding: 3px 10px; border-radius: 20px;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.5px;
}
.badge-primary { background: rgba(199,125,255,0.15); color: var(--admin-primary); }
.badge-success { background: rgba(74,222,128,0.12); color: var(--admin-success); }
.badge-warning { background: rgba(251,146,60,0.12); color: var(--admin-warning); }
.divider { border: none; border-top: 1px solid var(--admin-border); margin: 24px 0; }
.section-heading { font-size: 1rem; font-weight: 600; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.empty-state {
  text-align: center; padding: 60px 20px;
  color: var(--admin-muted);
}
.empty-state-icon { font-size: 3.5rem; margin-bottom: 14px; opacity: 0.25; }
.empty-state p { font-size: 0.95rem; }