/* ═══════════════════════════════════════════════════════════════════
   ServietSoft Soporte — main.css
   Variables CSS, reset, tipografía, utilidades globales
   Paleta basada en manual de marca ServietSoft 2021
   ═══════════════════════════════════════════════════════════════════ */


/* ── VARIABLES ─────────────────────────────────────────────────────── */
:root {
  /* Paleta de marca ServietSoft */
  --color-primary:        #1E2D6B;
  --color-primary-dark:   #151F4D;
  --color-primary-mid:    #2A3F8F;
  --color-primary-light:  #E8EBF7;
  --color-accent:         #C0282D;
  --color-accent-dark:    #9B1F23;
  --color-accent-light:   #FDEAEA;

  /* Semánticos */
  --color-success:        #1A6B3C;
  --color-success-light:  #E6F4EC;
  --color-warning:        #D4860A;
  --color-warning-light:  #FEF3E2;
  --color-info:           #1E7AB8;
  --color-info-light:     #E3F2FD;
  --color-danger:         #C0282D;
  --color-danger-light:   #FDEAEA;

  /* Escala de grises */
  --color-dark:           #1C1C1C;
  --color-dark-2:         #2D2D2D;
  --color-muted:          #7A7A7A;
  --color-border:         #E2E6EE;
  --color-border-light:   #F0F2F8;
  --color-bg:             #F4F6FC;
  --color-white:          #FFFFFF;

  /* Tipografía */
  --font-display:   'Inter', system-ui, sans-serif;
  --font-body:      'Inter', system-ui, sans-serif;
  --font-mono:      'JetBrains Mono', 'Courier New', monospace;

  /* Tamaños fluidos */
  --text-xs:    clamp(0.65rem, 1.5vw, 0.75rem);
  --text-sm:    clamp(0.75rem, 2vw, 0.875rem);
  --text-base:  clamp(0.875rem, 2.2vw, 1rem);
  --text-md:    clamp(1rem, 2.5vw, 1.125rem);
  --text-lg:    clamp(1.125rem, 3vw, 1.25rem);
  --text-xl:    clamp(1.25rem, 4vw, 1.5rem);
  --text-2xl:   clamp(1.5rem, 5vw, 2rem);
  --text-3xl:   clamp(2rem, 6vw, 2.75rem);
  --text-4xl:   clamp(2.5rem, 7vw, 3.5rem);

  /* Espaciado */
  --space-1:   0.25rem;
  --space-2:   0.5rem;
  --space-3:   0.75rem;
  --space-4:   1rem;
  --space-5:   1.25rem;
  --space-6:   1.5rem;
  --space-8:   2rem;
  --space-10:  2.5rem;
  --space-12:  3rem;
  --space-16:  4rem;
  --space-20:  5rem;

  /* Bordes */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --radius-xl:  16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* Sombras multicapa */
  --shadow-sm:   0 1px 3px rgba(30,45,107,0.06), 0 1px 2px rgba(30,45,107,0.04);
  --shadow-md:   0 4px 6px rgba(30,45,107,0.07), 0 2px 4px rgba(30,45,107,0.05), 0 0 0 1px rgba(30,45,107,0.03);
  --shadow-lg:   0 10px 25px rgba(30,45,107,0.10), 0 4px 10px rgba(30,45,107,0.07), 0 0 0 1px rgba(30,45,107,0.04);
  --shadow-xl:   0 20px 40px rgba(30,45,107,0.13), 0 8px 20px rgba(30,45,107,0.09), 0 0 0 1px rgba(30,45,107,0.05);
  --shadow-card: 0 2px 8px rgba(30,45,107,0.06), 0 1px 3px rgba(30,45,107,0.04), 0 0 0 1px rgba(30,45,107,0.05);
  --shadow-focus: 0 0 0 3px rgba(30,45,107,0.18);

  /* Transiciones */
  --transition-fast:   150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base:   250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:   400ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 350ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --sidebar-width: 260px;
  --header-height: 64px;
}

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

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

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-dark);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
ul, ol { list-style: none; }
table { border-collapse: collapse; }

/* ── TIPOGRAFÍA ────────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-dark);
}

h1 { font-size: var(--text-3xl); }
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-lg); }
h5 { font-size: var(--text-md); }
h6 { font-size: var(--text-base); }

p { line-height: 1.7; }

/* ── BOTONES ───────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.15) 50%, transparent 70%);
  transform: translateX(-100%);
  transition: transform 0.5s ease;
}

.btn:hover::after { transform: translateX(100%); }

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary-mid) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(30,45,107,0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  box-shadow: 0 6px 20px rgba(30,45,107,0.45);
  transform: translateY(-1px);
}

.btn-primary:active { transform: translateY(0); }

.btn-accent {
  background: linear-gradient(135deg, #D63338 0%, var(--color-accent) 100%);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(192,40,45,0.35);
}

.btn-accent:hover {
  box-shadow: 0 6px 20px rgba(192,40,45,0.45);
  transform: translateY(-1px);
}

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

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

.btn-ghost {
  background: transparent;
  color: var(--color-muted);
}

.btn-ghost:hover {
  background: var(--color-border-light);
  color: var(--color-dark);
}

.btn-danger {
  background: var(--color-accent-light);
  color: var(--color-accent);
  border: 1px solid rgba(192,40,45,0.2);
}

.btn-danger:hover {
  background: var(--color-accent);
  color: white;
}

.btn-sm { padding: var(--space-2) var(--space-3); font-size: var(--text-xs); }
.btn-lg { padding: var(--space-4) var(--space-8); font-size: var(--text-md); }
.btn-full { width: 100%; justify-content: center; }

/* ── FORMULARIOS ───────────────────────────────────────────────────── */
.form-group { margin-bottom: var(--space-5); }

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: var(--space-2);
}

.form-label span { color: var(--color-accent); margin-left: 2px; }

.form-control {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-dark);
  background: var(--color-white);
  transition: all var(--transition-fast);
  appearance: none;
  -webkit-appearance: none;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}

.form-control:hover:not(:focus) { border-color: #B0B8D0; }

.form-control.is-invalid {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(192,40,45,0.12);
}

.form-control.is-valid {
  border-color: var(--color-success);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}

select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%237A7A7A' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-muted);
  margin-top: var(--space-1);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-accent);
  margin-top: var(--space-1);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

/* ── CARDS ─────────────────────────────────────────────────────────── */
.card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(30,45,107,0.06);
  overflow: hidden;
  transition: all var(--transition-base);
}

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

.card-header {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.card-body { padding: var(--space-6); }
.card-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
  background: var(--color-border-light);
}

/* ── BADGES ────────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

/* Estados */
.badge-abierto       { background: #E8EBF7; color: var(--color-primary); }
.badge-en-revision   { background: var(--color-warning-light); color: var(--color-warning); }
.badge-en-proceso    { background: var(--color-success-light); color: var(--color-success); }
.badge-pendiente     { background: var(--color-danger-light); color: var(--color-danger); }
.badge-resuelto      { background: var(--color-success-light); color: var(--color-success); }
.badge-cerrado       { background: #F0F0F0; color: var(--color-muted); }

/* Prioridades */
.badge-critica {
  background: rgba(192,40,45,0.12);
  color: var(--color-accent);
  animation: pulse-critica 2s ease-in-out infinite;
}
.badge-alta     { background: rgba(212,134,10,0.12); color: var(--color-warning); }
.badge-media    { background: rgba(30,45,107,0.1);   color: var(--color-primary); }
.badge-baja     { background: #F0F0F0;               color: var(--color-muted); }

@keyframes pulse-critica {
  0%, 100% { box-shadow: 0 0 0 0 rgba(192,40,45,0.3); }
  50%       { box-shadow: 0 0 0 6px rgba(192,40,45,0); }
}

/* ── CÓDIGO DE TICKET ──────────────────────────────────────────────── */
.ticket-code {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-dark);
  color: #A8D8A8;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-md);
  letter-spacing: 0.05em;
}

.ticket-code-lg {
  font-size: var(--text-md);
  padding: var(--space-2) var(--space-4);
}

.copy-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: #7ABEA8;
  padding: 2px;
  border-radius: 4px;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
}

.copy-btn:hover { color: white; }
.copy-btn.copied { color: #4CAF50; }

/* ── ALERTAS ───────────────────────────────────────────────────────── */
.alert {
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  border-left: 4px solid;
}

.alert-error   { background: var(--color-danger-light); border-color: var(--color-danger); color: #7A1418; }
.alert-success { background: var(--color-success-light); border-color: var(--color-success); color: #0D4A28; }
.alert-warning { background: var(--color-warning-light); border-color: var(--color-warning); color: #7A4C06; }
.alert-info    { background: var(--color-info-light); border-color: var(--color-info); color: #0A4D77; }

/* ── TOAST NOTIFICATIONS ───────────────────────────────────────────── */
.toast-container {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  pointer-events: none;
}

.toast {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 300px;
  max-width: 400px;
  pointer-events: all;
  border-left: 4px solid var(--color-primary);
  animation: toast-enter 0.4s var(--transition-spring) forwards;
}

.toast.toast-success { border-color: var(--color-success); }
.toast.toast-error   { border-color: var(--color-accent); }
.toast.toast-warning { border-color: var(--color-warning); }

@keyframes toast-enter {
  from { opacity: 0; transform: translateX(100%) scale(0.9); }
  to   { opacity: 1; transform: translateX(0) scale(1); }
}

@keyframes toast-exit {
  from { opacity: 1; transform: translateX(0) scale(1); }
  to   { opacity: 0; transform: translateX(100%) scale(0.9); }
}

.toast.removing { animation: toast-exit 0.3s ease forwards; }

/* ── PAGINACIÓN ────────────────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.pagination a, .pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.pagination a { color: var(--color-primary); background: var(--color-white); border: 1px solid var(--color-border); }
.pagination a:hover { background: var(--color-primary-light); border-color: var(--color-primary); }
.pagination .active { background: var(--color-primary); color: white; border-color: var(--color-primary); }

/* ── TABLA ─────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; border-radius: var(--radius-lg); }

.data-table {
  width: 100%;
  font-size: var(--text-sm);
}

.data-table th {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--color-border-light);
  border-bottom: 2px solid var(--color-border);
  white-space: nowrap;
}

.data-table td {
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.data-table tbody tr {
  transition: background var(--transition-fast);
}

.data-table tbody tr:hover { background: var(--color-primary-light); }
.data-table tbody tr:last-child td { border-bottom: none; }

/* ── AVATAR ────────────────────────────────────────────────────────── */
.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: white;
  flex-shrink: 0;
}

.avatar-cliente { background: linear-gradient(135deg, var(--color-primary-mid), var(--color-primary)); }
.avatar-admin   { background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark)); }
.avatar-system  { background: linear-gradient(135deg, #7A7A7A, #4A4A4A); }
.avatar-sm { width: 32px; height: 32px; font-size: var(--text-xs); }
.avatar-lg { width: 48px; height: 48px; font-size: var(--text-md); }

/* ── SKELETON LOADERS ──────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, #f0f2f8 25%, #e8ebf7 50%, #f0f2f8 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.skeleton-text { height: 1em; margin-bottom: 0.5em; }
.skeleton-text:last-child { width: 60%; }

/* ── PROGRESS BAR ──────────────────────────────────────────────────── */
.progress-bar {
  height: 6px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary-mid), var(--color-primary));
  border-radius: var(--radius-full);
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: left;
}

/* ── DIVIDER ───────────────────────────────────────────────────────── */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
  margin: var(--space-6) 0;
}

/* ── UTILIDADES ────────────────────────────────────────────────────── */
.text-primary   { color: var(--color-primary); }
.text-accent    { color: var(--color-accent); }
.text-success   { color: var(--color-success); }
.text-warning   { color: var(--color-warning); }
.text-muted     { color: var(--color-muted); }
.text-dark      { color: var(--color-dark); }

.text-xs    { font-size: var(--text-xs); }
.text-sm    { font-size: var(--text-sm); }
.text-base  { font-size: var(--text-base); }
.text-lg    { font-size: var(--text-lg); }
.text-xl    { font-size: var(--text-xl); }

.font-display  { font-family: var(--font-display); }
.font-mono     { font-family: var(--font-mono); }
.font-medium   { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold     { font-weight: 700; }

.flex         { display: flex; }
.flex-col     { flex-direction: column; }
.items-center { align-items: center; }
.items-start  { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center  { justify-content: center; }
.gap-2  { gap: var(--space-2); }
.gap-3  { gap: var(--space-3); }
.gap-4  { gap: var(--space-4); }
.gap-6  { gap: var(--space-6); }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }

.grid { display: grid; }

.mt-2  { margin-top: var(--space-2); }
.mt-4  { margin-top: var(--space-4); }
.mt-6  { margin-top: var(--space-6); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-6  { margin-bottom: var(--space-6); }

.p-4  { padding: var(--space-4); }
.p-6  { padding: var(--space-6); }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.py-2 { padding-top: var(--space-2); padding-bottom: var(--space-2); }

.w-full  { width: 100%; }
.h-full  { height: 100%; }
.min-h-0 { min-height: 0; }

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); border: 0;
}

/* ── PÁGINA DE ERROR ───────────────────────────────────────────────── */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
}

.error-card {
  text-align: center;
  max-width: 480px;
  padding: var(--space-12) var(--space-8);
}

/* ── RESPONSIVE HELPERS ────────────────────────────────────────────── */
@media (max-width: 768px) {
  .hide-mobile { display: none !important; }
}

@media (min-width: 769px) {
  .hide-desktop { display: none !important; }
}