/* =============================================================
   YAXXK SHOP — main.css
   Variables, Reset, Base, Tipografía, Utilidades
   ============================================================= */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ─── VARIABLES ─────────────────────────────────────────────── */
:root {
  /* Colores principales */
  --primary: #2563EB;
  --primary-light: #3B82F6;
  --primary-dark: #1D4ED8;
  --primary-10: rgba(37, 99, 235, 0.1);
  --primary-20: rgba(37, 99, 235, 0.2);

  /* Fondo y superficies */
  --bg: #F8FAFF;
  --bg-secondary: #EEF2FF;
  --surface: #FFFFFF;
  --surface-2: #F1F5F9;
  --surface-glass: rgba(255, 255, 255, 0.85);

  /* Texto */
  --text: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --text-inverse: #FFFFFF;

  /* Bordes */
  --border: rgba(15, 23, 42, 0.08);
  --border-strong: rgba(15, 23, 42, 0.16);
  --border-primary: rgba(37, 99, 235, 0.3);

  /* Sombras */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.10), 0 4px 8px rgba(0,0,0,0.06);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.12), 0 8px 16px rgba(0,0,0,0.06);
  --shadow-primary: 0 4px 20px rgba(37, 99, 235, 0.3);

  /* Estados */
  --success: #10B981;
  --success-bg: #ECFDF5;
  --warning: #F59E0B;
  --warning-bg: #FFFBEB;
  --danger: #EF4444;
  --danger-bg: #FEF2F2;
  --info: #06B6D4;
  --info-bg: #ECFEFF;

  /* Layout */
  --sidebar-w: 280px;
  --header-h: 64px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transiciones */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --duration: 0.2s;
  --duration-md: 0.3s;
  --duration-lg: 0.5s;
}

/* ─── MODO OSCURO ────────────────────────────────────────────── */
[data-theme="dark"] {
  --bg: #0A0F1E;
  --bg-secondary: #111827;
  --surface: #111827;
  --surface-2: #1F2937;
  --surface-glass: rgba(17, 24, 39, 0.92);
  --text: #F1F5F9;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.6);
}

/* ─── RESET ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background var(--duration-md) var(--ease), color var(--duration-md) var(--ease);
}
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: opacity var(--duration) var(--ease); }
a:hover { opacity: 0.8; }
button { cursor: pointer; font-family: inherit; border: none; outline: none; background: none; }
input, textarea, select {
  font-family: inherit;
  font-size: 1rem;
  outline: none;
  color: var(--text);
  background: var(--surface);
}
input::placeholder, textarea::placeholder { color: var(--text-muted); }
ul { list-style: none; }
h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; }

/* ─── SCROLLBAR ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--surface-2); }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ─── TIPOGRAFÍA ─────────────────────────────────────────────── */
.text-xs   { font-size: 0.75rem; }
.text-sm   { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg   { font-size: 1.125rem; }
.text-xl   { font-size: 1.25rem; }
.text-2xl  { font-size: 1.5rem; }
.text-3xl  { font-size: 1.875rem; }
.text-4xl  { font-size: 2.25rem; }
.text-5xl  { font-size: 3rem; }
.font-normal  { font-weight: 400; }
.font-medium  { font-weight: 500; }
.font-semibold{ font-weight: 600; }
.font-bold    { font-weight: 700; }
.font-extrabold{ font-weight: 800; }
.text-primary   { color: var(--primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted     { color: var(--text-muted); }
.text-success   { color: var(--success); }
.text-danger    { color: var(--danger); }
.text-warning   { color: var(--warning); }
.text-center { text-align: center; }
.text-right  { text-align: right; }

/* ─── LAYOUT UTILIDADES ──────────────────────────────────────── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.grid { display: grid; }
.w-full { width: 100%; }
.h-full { height: 100%; }
.hidden { display: none !important; }
.relative { position: relative; }
.absolute { position: absolute; }
.overflow-hidden { overflow: hidden; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ─── ESPACIADO ──────────────────────────────────────────────── */
.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ─── ANIMACIONES GLOBALES ────────────────────────────────────── */
@keyframes fadeIn        { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeInUp      { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInDown    { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideInLeft   { from { opacity: 0; transform: translateX(-30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes slideInRight  { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes scaleIn       { from { opacity: 0; transform: scale(0.92); } to { opacity: 1; transform: scale(1); } }
@keyframes pulse         { 0%,100% { transform: scale(1); } 50% { transform: scale(1.05); } }
@keyframes spin          { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes shimmer       { from { background-position: -200% 0; } to { background-position: 200% 0; } }
@keyframes float         { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes glow          { 0%,100% { box-shadow: 0 0 20px rgba(37,99,235,0.3); } 50% { box-shadow: 0 0 40px rgba(37,99,235,0.6); } }

.animate-fadeIn     { animation: fadeIn var(--duration-md) var(--ease) both; }
.animate-fadeInUp   { animation: fadeInUp var(--duration-md) var(--ease) both; }
.animate-scaleIn    { animation: scaleIn var(--duration-md) var(--ease) both; }
.animate-float      { animation: float 3s ease-in-out infinite; }
.animate-spin       { animation: spin 1s linear infinite; }
.animate-pulse      { animation: pulse 2s ease-in-out infinite; }

/* Clases de delay */
.delay-1  { animation-delay: 0.1s; }
.delay-2  { animation-delay: 0.2s; }
.delay-3  { animation-delay: 0.3s; }
.delay-4  { animation-delay: 0.4s; }
.delay-5  { animation-delay: 0.5s; }

/* ─── SKELETON LOADER ─────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--surface-2) 25%, var(--bg) 50%, var(--surface-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

/* ─── RESPONSIVE ──────────────────────────────────────────────── */
@media (max-width: 768px) {
  :root { --sidebar-w: 100%; --header-h: 60px; }
  .container { padding: 0 1rem; }
}